{"id":54405,"date":"2026-05-03T17:01:01","date_gmt":"2026-05-03T10:01:01","guid":{"rendered":"https:\/\/coffeefactz.com\/?p=54405"},"modified":"2026-09-11T21:30:41","modified_gmt":"2026-09-11T14:30:41","slug":"huong-dan-pha-ca-phe-den-chuan-vi","status":"publish","type":"post","link":"https:\/\/coffeefactz.com\/vi\/huong-dan-pha-ca-phe-den-chuan-vi\/","title":{"rendered":"Ngh\u1ec7 Thu\u1eadt Pha C\u00e0 Ph\u00ea \u0110en \u0110\u00fang \u0110i\u1ec7u: C\u1ea9m Nang To\u00e0n Di\u1ec7n T\u1eeb Ch\u1ea5t L\u01b0\u1ee3ng H\u1ea1t \u0110\u1ebfn Ph\u01b0\u01a1ng Ph\u00e1p Pha"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">C\u00e0 ph\u00ea \u0111en l\u00e0 m\u1ed9t th\u1ee9c u\u1ed1ng th\u00e0nh th\u1eadt \u0111\u1ebfn t\u00e0n nh\u1eabn: n\u00f3 kh\u00f4ng che gi\u1ea5u b\u1ea5t k\u1ef3 \u0111i\u1ec1u g\u00ec. M\u1ecdi bi\u1ebfn s\u1ed1 b\u1ea1n ch\u1ea1m v\u00e0o \u2014 t\u1eeb ngu\u1ed3n g\u1ed1c h\u1ea1t v\u00e0 ng\u00e0y rang cho \u0111\u1ebfn k\u00edch c\u1ee1 xay v\u00e0 h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng ch\u1ea5t trong n\u01b0\u1edbc \u2014 \u0111\u1ec1u xu\u1ea5t hi\u1ec7n tr\u1ef1c ti\u1ebfp trong t\u00e1ch m\u00e0 kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng hay s\u1eefa \u0111\u1ec3 ng\u1ee5y trang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00e0m ch\u1ee7 nh\u1eefng nguy\u00ean t\u1eafc n\u1ec1n t\u1ea3ng theo \u0111\u00fang th\u1ee9 t\u1ef1 v\u00e0 to\u00e0n b\u1ed9 quy tr\u00ecnh s\u1ebd \u0111\u00e2u v\u00e0o \u0111\u1ea5y: h\u1ea1t t\u01b0\u01a1i m\u1edbi, c\u1ee1 xay \u0111\u1ed3ng \u0111\u1ec1u, n\u01b0\u1edbc s\u1ea1ch \u1edf nhi\u1ec7t \u0111\u1ed9 chu\u1ea9n, t\u1ef7 l\u1ec7 c\u00e0 ph\u00ea v\u00e0 n\u01b0\u1edbc \u0111\u00e1ng tin c\u1eady, c\u00f9ng m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p pha ph\u00f9 h\u1ee3p v\u1edbi nh\u1ecbp s\u1ed1ng th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n. N\u1eafm v\u1eefng nh\u1eefng y\u1ebfu t\u1ed1 \u0111\u00f3, m\u1ed7i t\u00e1ch c\u00e0 ph\u00ea b\u1ea1n pha \u0111\u1ec1u s\u1ebd \u0111\u1ea1t chu\u1ea9n v\u00e0 l\u1eb7p l\u1ea1i \u1ed5n \u0111\u1ecbnh.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">H\u1ea1t C\u00e0 Ph\u00ea M\u1edbi Rang Thi\u1ebft L\u1eadp M\u1ee9c Tr\u1ea7n Ch\u1ea5t L\u01b0\u1ee3ng Cho T\u00e1ch C\u00e0 Ph\u00ea C\u1ee7a B\u1ea1n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ea1t c\u00e0 ph\u00ea t\u01b0\u01a1i m\u1edbi, ch\u1ea5t l\u01b0\u1ee3ng cao l\u00e0 bi\u1ebfn s\u1ed1 \u0111\u01a1n l\u1ebb l\u1edbn nh\u1ea5t quy\u1ebft \u0111\u1ecbnh h\u01b0\u01a1ng v\u1ecb c\u00e0 ph\u00ea \u0111en; ng\u00e0y rang, ngu\u1ed3n g\u1ed1c v\u00e0 c\u00e1ch b\u1ea3o qu\u1ea3n chu\u1ea9n x\u00e1c ch\u00ednh l\u00e0 ranh gi\u1edbi ph\u00e2n \u0111\u1ecbnh gi\u1eefa m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea b\u1eebng s\u00e1ng v\u00e0 m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea u\u1ed1ng cho qua ng\u00e0y. L\u00fd do l\u00e0 v\u00ec: c\u00e0 ph\u00ea \u0111en c\u00f3 kho\u1ea3ng 98% l\u00e0 n\u01b0\u1edbc, \u0111\u1ed3ng ngh\u0129a l\u01b0\u1ee3ng ch\u1ea5t r\u1eafn h\u00f2a tan t\u1eeb h\u1ea1t \u0111ang g\u00e1nh v\u00e1c g\u1ea7n nh\u01b0 to\u00e0n b\u1ed9 nhi\u1ec7m v\u1ee5 t\u1ea1o v\u1ecb. N\u1ebfu h\u1ea1t \u0111\u00e3 c\u0169 ho\u1eb7c k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng, kh\u00f4ng m\u1ed9t k\u1ef9 thu\u1eadt pha si\u00eau \u0111\u1eb3ng n\u00e0o c\u00f3 th\u1ec3 c\u1ee9u v\u00e3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y li\u00ean t\u01b0\u1edfng \u0111i\u1ec1u n\u00e0y nh\u01b0 khi b\u1ea1n n\u1ea5u \u0103n v\u1edbi n\u00f4ng s\u1ea3n t\u01b0\u01a1i. M\u1ed9t qu\u1ea3 c\u00e0 chua h\u00e1i tu\u1ea7n tr\u01b0\u1edbc \u0111\u1ec3 tr\u00ean k\u1ec7 b\u1ebfp \u1ea5m s\u1ebd ch\u1eb3ng bao gi\u1edd c\u00f3 v\u1ecb t\u01b0\u01a1i ngon nh\u01b0 qu\u1ea3 v\u1eeba h\u00e1i s\u00e1ng nay. C\u00e0 ph\u00ea c\u0169ng v\u1eadn h\u00e0nh y nh\u01b0 v\u1eady. Ngay sau khi rang, h\u1ea1t c\u00e0 ph\u00ea ch\u1ee9a \u0111\u1ea7y c\u00e1c h\u1ee3p ch\u1ea5t th\u01a1m d\u1ec5 bay h\u01a1i: ch\u00ednh l\u00e0 th\u1ee9 l\u00e0m n\u00ean linh h\u1ed3n s\u1ed1ng \u0111\u1ed9ng c\u1ee7a h\u01b0\u01a1ng v\u1ecb. Nh\u1eefng h\u1ee3p ch\u1ea5t n\u00e0y b\u1eaft \u0111\u1ea7u th\u1ea5t tho\u00e1t ngay kho\u1ea3nh kh\u1eafc m\u1ebb rang k\u1ebft th\u00fac. \u0110\u1ebfn tu\u1ea7n th\u1ee9 t\u01b0 ho\u1eb7c th\u1ee9 s\u00e1u sau ng\u00e0y rang, ph\u1ea7n l\u1edbn ph\u1ea9m ch\u1ea5t tinh t\u00fay \u0111\u00f3 \u0111\u00e3 bi\u1ebfn m\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quy t\u1eafc th\u1ef1c t\u1ebf r\u1ea5t \u0111\u01a1n gi\u1ea3n: <strong>lu\u00f4n t\u00ecm d\u00f2ng ch\u1eef &#8220;ng\u00e0y rang&#8221; (roasted on) tr\u00ean bao b\u00ec<\/strong>, ch\u1ee9 kh\u00f4ng ph\u1ea3i &#8220;h\u1ea1n s\u1eed d\u1ee5ng&#8221; (best by). H\u1ea1n s\u1eed d\u1ee5ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ea5n \u0111\u1ecbnh t\u1eeb 12 \u0111\u1ebfn 18 th\u00e1ng v\u00e0 h\u1ea7u nh\u01b0 v\u00f4 gi\u00e1 tr\u1ecb \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi s\u00e0nh c\u00e0 ph\u00ea. M\u1ed9t ng\u00e0y rang c\u1ee5 th\u1ec3 m\u1edbi n\u00f3i l\u00ean t\u1ea5t c\u1ea3. H\u00e3y c\u1ed1 g\u1eafng d\u00f9ng h\u1ebft h\u1ea1t trong kho\u1ea3ng <strong>2 \u0111\u1ebfn 4 tu\u1ea7n k\u1ec3 t\u1eeb ng\u00e0y rang<\/strong> \u0111\u1ec3 \u0111\u00f3n nh\u1eadn tr\u1ecdn v\u1eb9n h\u01b0\u01a1ng th\u01a1m v\u00e0 v\u1ecb ng\u1ecdt \u0111\u1eadm \u0111\u00e0 nh\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ngu\u1ed3n g\u1ed1c xu\u1ea5t x\u1ee9 s\u1ebd \u0111\u1ecbnh h\u00ecnh nh\u1eefng g\u00ec b\u1ea1n c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t khi \u0111\u00e3 c\u00f3 h\u1ea1t t\u01b0\u01a1i trong tay. T\u1eebng v\u00f9ng tr\u1ed3ng mang l\u1ea1i nh\u1eefng profile h\u01b0\u01a1ng v\u1ecb kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t b\u1eaft ngu\u1ed3n t\u1eeb \u0111\u1eb7c t\u00ednh th\u1ed5 nh\u01b0\u1ee1ng, \u0111\u1ed9 cao n\u00f4ng tr\u1ea1i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p s\u01a1 ch\u1ebf, ch\u1ee9 kh\u00f4ng ph\u1ea3i chi\u00eau tr\u00f2 qu\u1ea3ng c\u00e1o. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 v\u00e0i m\u1ed1c tham chi\u1ebfu \u0111\u00e1ng tin c\u1eady:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>H\u1ea1t Ethiopia<\/strong> th\u01b0\u1eddng b\u1eebng s\u00e1ng v\u1edbi n\u1ed1t h\u01b0\u01a1ng hoa v\u00e0 tr\u00e1i c\u00e2y: hoa nh\u00e0i, vi\u1ec7t qu\u1ea5t, cam bergamot.<\/li>\n\n\n\n<li><strong>H\u1ea1t Colombia<\/strong> th\u01b0\u1eddng nghi\u00eang v\u1ec1 s\u00f4-c\u00f4-la v\u00e0 caramel, v\u1edbi th\u00e2n v\u1ecb \u00eam d\u1ecbu, c\u00e2n b\u1eb1ng.<\/li>\n\n\n\n<li><strong>H\u1ea1t Guatemala<\/strong> th\u01b0\u1eddng n\u1ed5i b\u1eadt v\u1edbi n\u1ed1t s\u00f4-c\u00f4-la \u0111en, \u0111\u01b0\u1eddng n\u00e2u c\u00f9ng c\u1ea3m gi\u00e1c v\u00f2m h\u1ecdng \u0111\u1ea7m tay h\u01a1n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u00f3 m\u1ed1c n\u00e0o l\u00e0 b\u1ea5t bi\u1ebfn \u2014 m\u1ee9c \u0111\u1ed9 rang v\u00e0 ph\u01b0\u01a1ng ph\u00e1p s\u01a1 ch\u1ebf \u0111\u1ec1u c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i nh\u1eefng n\u1ed1t v\u1ecb n\u00e0y \u2014 nh\u01b0ng ngu\u1ed3n g\u1ed1c xu\u1ea5t x\u1ee9 lu\u00f4n l\u00e0 \u0111i\u1ec3m xu\u1ea5t ph\u00e1t v\u1eefng ch\u1eafc nh\u1ea5t khi b\u1ea1n \u0111ang h\u1ecdc c\u00e1ch kh\u00e1m ph\u00e1 kh\u1ea9u v\u1ecb y\u00eau th\u00edch c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi \u0111\u00e3 ch\u1ecdn \u0111\u01b0\u1ee3c h\u1ea1t \u01b0ng \u00fd, kh\u00e2u b\u1ea3o qu\u1ea3n l\u00e0 n\u01a1i \u0111a s\u1ed1 m\u1ecdi ng\u01b0\u1eddi \u00e2m th\u1ea7m \u0111\u00e1nh m\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng m\u00e0 kh\u00f4ng h\u1ec1 hay bi\u1ebft. Nhi\u1ec7t \u0111\u1ed9, \u00e1nh s\u00e1ng, \u0111\u1ed9 \u1ea9m v\u00e0 oxy ch\u00ednh l\u00e0 4 k\u1ebb th\u00f9 kh\u00f4ng \u0111\u1ed9i tr\u1eddi chung. M\u1ed9t <strong>h\u1ed9p k\u00edn kh\u00ed<\/strong> \u0111\u1eb7t trong t\u1ee7 b\u1ebfp t\u1ed1i v\u00e0 m\u00e1t m\u1ebb l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u. Vi\u1ec7c c\u1ea5t trong ng\u0103n \u0111\u00f4ng v\u1eabn g\u00e2y nhi\u1ec1u tranh c\u00e3i \u2014 n\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t n\u1ebfu b\u1ea1n b\u1ea3o qu\u1ea3n d\u00e0i h\u1ea1n m\u1ed9t t\u00fai h\u1ea1t c\u00f2n nguy\u00ean seal h\u00fat ch\u00e2n kh\u00f4ng, nh\u01b0ng chu k\u1ef3 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 li\u00ean t\u1ee5c khi m\u1edf ra m\u1edf v\u00e0o m\u1ed7i ng\u00e0y s\u1ebd l\u00e0m h\u1ea1t tho\u00e1i h\u00f3a nhanh h\u01a1n c\u1ea3 vi\u1ec7c b\u1ea3o qu\u1ea3n \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/perfectdailygrind.com\/2025\/08\/why-freshly-roasted-coffee-tastes-better-at-origin\/\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>Chuy\u00ean gia c\u00e0 ph\u00ea \u0111\u1eb7c s\u1ea3n Raul Rodas<\/strong><\/u><\/a>, nh\u00e0 s\u00e1ng l\u1eadp Paradigma Coffee t\u1ea1i Th\u00e0nh ph\u1ed1 Guatemala ki\u00eam Nh\u00e0 v\u00f4 \u0111\u1ecbch Barista Th\u1ebf gi\u1edbi 2012, \u0111\u00e3 kh\u1eb3ng \u0111\u1ecbnh:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\">\u201cCh\u00fang t\u00f4i c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t m\u00f4i tr\u01b0\u1eddng ngay t\u1ea1i v\u00f9ng tr\u1ed3ng, b\u1ecf qua \u0111\u01b0\u1ee3c kh\u00e2u v\u1eadn chuy\u1ec3n \u0111\u01b0\u1eddng d\u00e0i ch\u1eb3ng h\u1ea1n. Ch\u00fang t\u00f4i th\u01b0\u1eddng rang c\u00e0 ph\u00ea c\u1ee7a v\u1ee5 m\u00f9a hi\u1ec7n t\u1ea1i, \u0111i\u1ec1u n\u00e0y gi\u00fap l\u01b0u gi\u1eef tr\u1ecdn v\u1eb9n h\u01b0\u01a1ng v\u1ecb nguy\u00ean b\u1ea3n.\u201d<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 ch\u00ednh l\u00e0 m\u1eaft x\u00edch m\u00e0 \u0111a s\u1ed1 ng\u01b0\u1eddi u\u1ed1ng \u00edt khi ngh\u0129 t\u1edbi. M\u1ed7i b\u01b0\u1edbc chuy\u1ec3n ti\u1ebfp gi\u1eefa x\u01b0\u1edfng rang v\u00e0 t\u00e1ch c\u00e0 ph\u00ea c\u1ee7a b\u1ea1n \u0111\u1ec1u l\u00e0 c\u01a1 h\u1ed9i \u0111\u1ec3 h\u1ea1t \u0111\u00e1nh r\u01a1i m\u1ed9t ph\u1ea7n ph\u1ea9m ch\u1ea5t. Chu\u1ed7i cung \u1ee9ng c\u00e0ng ng\u1eafn, h\u1ea1t c\u00e0ng t\u01b0\u01a1i, t\u00e1ch c\u00e0 ph\u00ea c\u00e0ng xu\u1ea5t s\u1eafc. Khi b\u1ea1n mua t\u1eeb m\u1ed9t x\u01b0\u1edfng rang \u0111\u1ecba ph\u01b0\u01a1ng ho\u1eb7c nh\u00e0 b\u00e1n l\u1ebb \u0111\u1eb7c s\u1ea3n c\u00f3 ghi r\u00f5 ng\u00e0y rang, b\u1ea1n \u0111ang r\u00fat ng\u1eafn chu\u1ed7i cung \u1ee9ng xu\u1ed1ng m\u1ee9c t\u1ed1i \u0111a, v\u00e0 \u0111\u00f3 l\u00e0 m\u1ee9c tr\u1ea7n ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp tr\u01b0\u1edbc c\u1ea3 khi ch\u1ea1m tay v\u00e0o c\u1ed1i xay.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">M\u00e1y Xay C\u00e0 Ph\u00ea T\u1ed1t B\u1eaft \u0110\u1ea7u T\u1eeb Vi\u1ec7c Th\u1ea5u Hi\u1ec3u K\u00edch Th\u01b0\u1edbc H\u1ea1t B\u1ed9t<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t m\u00e1y xay c\u00e0 ph\u00ea \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n chu\u1ea9n x\u00e1c s\u1ebd ki\u1ec3m so\u00e1t k\u00edch c\u1ee1 xay, v\u00e0 k\u00edch c\u1ee1 xay s\u1ebd chi ph\u1ed1i to\u00e0n b\u1ed9 nh\u1eefng g\u00ec di\u1ec5n ra khi n\u01b0\u1edbc n\u00f3ng ch\u1ea1m v\u00e0o b\u1ed9t c\u00e0 ph\u00ea, d\u00f9 b\u1ea1n d\u00f9ng m\u00e1y xay l\u01b0\u1ee1i dao, c\u1ed1i xay tay hay m\u00e1y xay \u0111i\u1ec7n cao c\u1ea5p. Quy lu\u1eadt ng\u1eafn g\u1ecdn l\u00e0: n\u01b0\u1edbc r\u1ea5t l\u01b0\u1eddi bi\u1ebfng. N\u00f3 lu\u00f4n t\u00ecm con \u0111\u01b0\u1eddng \u00edt l\u1ef1c c\u1ea3n nh\u1ea5t \u0111\u1ec3 lu\u1ed3n l\u00e1ch qua l\u1edbp b\u1ed9t, v\u00e0 n\u1ebfu c\u00e1c h\u1ea1t b\u1ed9t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u (ch\u1ed7 m\u1ecbn, ch\u1ed7 th\u00f4), n\u01b0\u1edbc s\u1ebd x\u00e9 to\u1ea1c c\u00e1c khe h\u1edf v\u00e0 b\u1ecf qua ph\u1ea7n c\u00f2n l\u1ea1i. \u0110\u00f3 ch\u00ednh l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng channeling. H\u1eadu qu\u1ea3 l\u00e0 m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea v\u1eeba b\u1ecb chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0 (\u0111\u1eafng g\u1eaft, ch\u00e1t) l\u1ea1i v\u1eeba b\u1ecb chi\u1ebft xu\u1ea5t thi\u1ebfu (chua nh\u1ea1t, lo\u00e3ng) c\u00f9ng m\u1ed9t l\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec v\u1eady, tr\u01b0\u1edbc khi b\u00e0n v\u1ec1 thi\u1ebft b\u1ecb, h\u00e3y n\u1eafm r\u00f5 b\u1ea3n \u0111\u1ed3 ph\u00e2n t\u1ea7ng k\u00edch c\u1ee1 xay.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ph\u00e2n t\u1ea7ng k\u00edch c\u1ee1 xay cho c\u00e1c ph\u01b0\u01a1ng ph\u00e1p pha th\u00f4ng d\u1ee5ng<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u00f4 (Coarse)<\/strong> \u2014 B\u00ecnh French press. K\u00edch th\u01b0\u1edbc h\u1ea1t x\u1ea5p x\u1ec9 h\u1ea1t mu\u1ed1i bi\u1ec3n th\u00f4. Th\u1eddi gian ng\u00e2m \u1ee7 l\u00e2u \u0111\u1ed3ng ngh\u0129a b\u1ed9t m\u1ecbn h\u01a1n s\u1ebd b\u1ecb chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0 r\u1ea5t nhanh.<\/li>\n\n\n\n<li><strong>M\u1ecbn v\u1eeba (Medium-fine)<\/strong> \u2014 Pha th\u1ee7 c\u00f4ng pour-over. H\u00e3y h\u00ecnh dung h\u1ea1t \u0111\u01b0\u1eddng c\u00e1t tr\u1eafng. \u0110\u1ee7 m\u1ecbn \u0111\u1ec3 l\u00e0m ch\u1eadm d\u00f2ng n\u01b0\u1edbc v\u00e0 h\u00f2a tan h\u01b0\u01a1ng v\u1ecb \u0111\u1ed3ng \u0111\u1ec1u, nh\u01b0ng \u0111\u1ee7 th\u00f4 \u0111\u1ec3 kh\u00f4ng l\u00e0m t\u1eafc ph\u1ec5u l\u1ecdc.<\/li>\n\n\n\n<li><strong>M\u1ecbn (Fine)<\/strong> \u2014 \u1ea4m Moka. G\u1ea7n gi\u1ed1ng h\u1ea1t \u0111\u01b0\u1eddng xay m\u1ecbn, m\u01b0\u1ee3t nh\u01b0 ph\u1ea5n. Khoang ch\u1ee9a \u00e1p su\u1ea5t c\u1ea7n l\u1ef1c c\u1ea3n nh\u1ea5t \u0111\u1ecbnh \u0111\u1ec3 t\u00edch t\u1ee5 \u00e1p l\u1ef1c v\u00e0 \u0111\u1ea9y n\u01b0\u1edbc \u0111i qua \u0111\u00fang c\u00e1ch.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec3m cu\u1ed1i c\u00f9ng n\u00e0y r\u1ea5t \u0111\u00e1ng suy ng\u1eabm. <a href=\"https:\/\/perfectdailygrind.com\/2022\/12\/the-relationship-between-grind-size-and-coffee-extraction\/\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>Nh\u00e0 khoa h\u1ecdc c\u00e0 ph\u00ea h\u00e0ng \u0111\u1ea7u Chahan Yeretzian<\/strong><\/u><\/a>, Gi\u00e1o s\u01b0 H\u00f3a h\u1ecdc v\u00e0 l\u00e0 ti\u1ebfng n\u00f3i ti\u00ean phong trong khoa h\u1ecdc c\u00e0 ph\u00ea, gi\u1ea3i th\u00edch r\u00f5:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\">\u201cKhi chi\u1ebft xu\u1ea5t espresso trong qu\u00e1n c\u00e0 ph\u00ea, c\u1ea7n c\u00f3 k\u00edch c\u1ee1 xay m\u1ecbn h\u01a1n \u0111\u1ec3 t\u1ea1o ra nhi\u1ec1u \u00e1p su\u1ea5t b\u00ean trong tay pha portafilter. \u0110i\u1ec1u n\u00e0y gi\u00fap t\u1ea1o ra nhi\u1ec1u l\u1ef1c c\u1ea3n h\u01a1n \u0111\u1ec3 \u0111em l\u1ea1i m\u1ed9t m\u1ebb chi\u1ebft xu\u1ea5t chu\u1ea9n x\u00e1c.\u201d<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Nguy\u00ean l\u00fd t\u01b0\u01a1ng t\u1ef1 c\u0169ng \u00e1p d\u1ee5ng cho \u1ea5m Moka t\u1ea1i nh\u00e0 c\u1ee7a b\u1ea1n: xay qu\u00e1 th\u00f4, n\u01b0\u1edbc s\u1ebd \u00e0o qua m\u00e0 kh\u00f4ng g\u1eb7p l\u1ef1c c\u1ea3n, \u0111\u1ec3 l\u1ea1i m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea \u0111en lo\u00e3ng to\u1eb9t v\u00e0 y\u1ebfu \u1edbt. Xay qu\u00e1 m\u1ecbn, b\u1ea1n \u0111\u1ed1i m\u1eb7t nguy c\u01a1 chi\u1ebft xu\u1ea5t \u0111\u1eafng ng\u1eaft ho\u1eb7c l\u00e0m ngh\u1ebdn van an to\u00e0n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u00e0n v\u1ec1 thi\u1ebft b\u1ecb xay c\u00e0 ph\u00ea<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00e1y xay \u0111\u0129a burr, d\u00f9 l\u00e0 c\u1ed1i xay tay hay m\u00e1y \u0111i\u1ec7n, ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch nghi\u1ec1n n\u00e1t h\u1ea1t gi\u1eefa hai b\u1ec1 m\u1eb7t ma s\u00e1t c\u1ed1 \u0111\u1ecbnh \u1edf m\u1ed9t kho\u1ea3ng c\u00e1ch chu\u1ea9n. M\u1ecdi h\u1ea1t b\u1ed9t \u0111i ra \u0111\u1ec1u c\u00f3 k\u00edch th\u01b0\u1edbc t\u01b0\u01a1ng \u0111\u01b0\u01a1ng nhau v\u00ec m\u1ed7i h\u1ea1t \u0111\u1ec1u \u0111i qua c\u00f9ng m\u1ed9t khe h\u1eb9p. S\u1ef1 \u0111\u1ed3ng \u0111\u1ec1u \u0111\u00f3 l\u00e0 l\u00fd do v\u00ec sao m\u00e1y xay \u0111\u0129a burr lu\u00f4n l\u00e0 l\u1eddi khuy\u00ean ti\u00eau chu\u1ea9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, m\u1ed9t chi\u1ebfc m\u00e1y xay \u0111\u0129a \u0111i\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t c\u00f3 th\u1ec3 t\u1ed1n t\u1eeb 150 \u0111\u1ebfn h\u01a1n 300 USD, m\u1ed9t r\u00e0o c\u1ea3n t\u00e0i ch\u00ednh kh\u00f4ng nh\u1ecf. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 hai l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf d\u00e0nh cho b\u1ea1n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1ed1i xay tay \u0111\u0129a burr th\u1ee7 c\u00f4ng:<\/strong> D\u00f2ng n\u00e0y s\u1eed d\u1ee5ng c\u00f9ng c\u01a1 ch\u1ebf \u0111\u0129a nghi\u1ec1n nh\u01b0 m\u00e1y \u0111i\u1ec7n, ch\u1ec9 kh\u00e1c l\u00e0 d\u00f9ng l\u1ef1c tay quay c\u1ee7a b\u1ea1n. M\u1ed9t chi\u1ebfc c\u1ed1i \u1ed5n \u0111\u1ecbnh c\u00f3 gi\u00e1 t\u1eeb 30\u201360 USD. Th\u1eddi gian xay ch\u1eadm h\u01a1n, nh\u01b0ng \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a h\u1ea1t b\u1ed9t th\u1ef1c s\u1ef1 ti\u1ec7m c\u1eadn c\u00e1c m\u1eabu m\u00e1y \u0111i\u1ec7n t\u1ea7m trung. N\u1ebfu b\u1ea1n ch\u1ec9 pha 1\u20132 t\u00e1ch m\u1ed7i l\u1ea7n, \u0111\u00e2y l\u00e0 con \u0111\u01b0\u1eddng ti\u1ebft ki\u1ec7m v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 c\u00f3 c\u1ee1 xay chu\u1ea9n.<\/li>\n\n\n\n<li><strong>M\u00e1y xay l\u01b0\u1ee1i dao (blade grinder) nh\u01b0 gi\u1ea3i ph\u00e1p t\u1ea1m th\u1eddi:<\/strong> M\u00e1y xay l\u01b0\u1ee1i dao quay m\u1ed9t l\u01b0\u1ee1i kim lo\u1ea1i ch\u00e9m qua h\u1ea1t nh\u01b0 c\u00e1nh qu\u1ea1t nh\u1ecf. N\u00f3 kh\u00f4ng nghi\u1ec1n: n\u00f3 ch\u00e9m v\u1ee5n h\u1ea1t. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t m\u1edb h\u1ed7n \u0111\u1ed9n \u0111\u1ee7 lo\u1ea1i k\u00edch c\u1ee1. D\u00f9 v\u1eady, n\u00f3 kh\u00f4ng ho\u00e0n to\u00e0n v\u00f4 d\u1ee5ng. H\u00e3y xay nh\u1ea5p nh\u1ea3 ng\u1eaft qu\u00e3ng (pulse) thay v\u00ec gi\u1eef n\u00fat li\u00ean t\u1ee5c, k\u1ebft h\u1ee3p l\u1eafc nh\u1eb9 m\u00e1y gi\u1eefa c\u00e1c nh\u1ecbp nh\u1ea5p \u0111\u1ec3 h\u1ea1t \u0111\u1ea3o \u0111\u1ec1u h\u01a1n. C\u00e1ch n\u00e0y kh\u00f4ng ho\u00e0n h\u1ea3o, nh\u01b0ng v\u1eabn u\u1ed1ng \u0111\u01b0\u1ee3c, nh\u1ea5t l\u00e0 v\u1edbi French Press n\u01a1i h\u1ea1t th\u00f4-kh\u00f4ng-\u0111\u1ec1u v\u1eabn d\u1ec5 dung sai h\u01a1n h\u1ea1t m\u1ecbn-kh\u00f4ng-\u0111\u1ec1u.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ngay c\u1ea3 m\u1ed9t chi\u1ebfc m\u00e1y xay khi\u00eam t\u1ed1n c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ebb b\u1ed9t pha ngon khi b\u1ea1n b\u1ed5 sung m\u1ed9t m\u1eb9o nh\u1ecf l\u00e0m thay \u0111\u1ed5i c\u00e1ch c\u00e0 ph\u00ea \u0111en chi\u1ebft xu\u1ea5t, v\u00e0 \u0111\u00e2y ch\u00ednh l\u00e0 \u0111i\u1ec3m th\u00fa v\u1ecb ti\u1ebfp theo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u1eb9o r\u1eafc mu\u1ed1i l\u00ean b\u1ed9t c\u00e0 ph\u00ea<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi pha, h\u00e3y r\u1eafc kho\u1ea3ng \u00bc th\u00eca c\u00e0 ph\u00ea mu\u1ed1i tinh tr\u1ef1c ti\u1ebfp l\u00ean l\u01b0\u1ee3ng b\u1ed9t \u0111\u00e3 \u0111ong. Ch\u1ec9 v\u1eady th\u00f4i. \u0110\u1eebng h\u00f2a tan tr\u01b0\u1edbc. \u0110\u1eebng khu\u1ea5y \u0111\u1ea3o m\u1ea1nh. Ch\u1ec9 c\u1ea7n \u0111\u1ec3 mu\u1ed1i n\u1eb1m t\u1ef1 nhi\u00ean tr\u00ean b\u1ec1 m\u1eb7t b\u1ed9t v\u00e0 \u0111\u1ec3 d\u00f2ng n\u01b0\u1edbc pha t\u1ef1 l\u00e0m n\u1ed1t ph\u1ea7n vi\u1ec7c c\u00f2n l\u1ea1i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u01a1 ch\u1ebf khoa h\u1ecdc di\u1ec5n ra \u1edf \u0111\u00e2y l\u00e0: mu\u1ed1i \u1ee9c ch\u1ebf c\u1ea3m nh\u1eadn v\u1ecb \u0111\u1eafng ngay t\u1ea1i c\u00e1c th\u1ee5 th\u1ec3 v\u1ecb gi\u00e1c tr\u00ean l\u01b0\u1ee1i, c\u00f9ng nguy\u00ean l\u00fd nh\u01b0 m\u1ed9t nh\u00fam mu\u1ed1i trong l\u00e0m b\u00e1nh gi\u00fap gh\u00ecm b\u1edbt v\u1ecb g\u1eaft. Trong c\u00e0 ph\u00ea, n\u00f3 kh\u00f4ng h\u1ec1 l\u00e0m t\u00e1ch c\u00e0 ph\u00ea c\u00f3 v\u1ecb m\u1eb7n. N\u00f3 l\u00e0m d\u1ecbu c\u00e1c n\u1ed1t v\u1ecb \u0111\u1eafng ch\u00e1t do chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0 m\u00e0 m\u00e1y xay l\u01b0\u1ee1i dao th\u01b0\u1eddng t\u1ea1o ra t\u1eeb l\u01b0\u1ee3ng b\u1ee5i m\u1ecbn kh\u00f4ng \u0111\u1ec1u. Mu\u1ed1i v\u00f4 hi\u1ec7u h\u00f3a v\u1ecb \u0111\u1eafng g\u1eaft \u0111\u00f3 m\u00e0 kh\u00f4ng h\u1ec1 che l\u1ea5p \u0111i h\u01b0\u01a1ng v\u1ecb nguy\u00ean b\u1ea3n c\u1ee7a h\u1ea1t c\u00e0 ph\u00ea. B\u1ea1n c\u00f2n nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t \u0111i\u1ec3m c\u1ed9ng tinh t\u1ebf v\u1ec1 c\u1ea3m gi\u00e1c v\u00f2m h\u1ecdng: t\u00e1ch c\u00e0 ph\u00ea cho c\u1ea3m gi\u00e1c \u0111\u1ea7m \u0111\u00e0, \u0111\u1ea7y \u0111\u1eb7n h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y kh\u00f4ng ph\u1ea3i gi\u1ea3i ph\u00e1p thay th\u1ebf cho m\u1ed9t chi\u1ebfc m\u00e1y xay t\u1ed1t. Nh\u01b0ng n\u00f3 l\u00e0 m\u1ed9t chi\u1ebfc c\u1ea7u n\u1ed1i c\u1ef1c k\u1ef3 h\u1eefu \u00edch khi b\u1ea1n \u0111ang l\u00e0m vi\u1ec7c v\u1edbi thi\u1ebft b\u1ecb c\u01a1 b\u1ea3n, v\u00e0 chi ph\u00ed th\u1eed nghi\u1ec7m g\u1ea7n nh\u01b0 b\u1eb1ng kh\u00f4ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 video h\u01b0\u1edbng d\u1eabn nhanh m\u1eb9o n\u00e0y trong th\u1ef1c t\u1ebf, th\u1eddi \u0111i\u1ec3m v\u00e0 k\u1ef9 thu\u1eadt r\u1ea3i mu\u1ed1i \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng h\u01a1n nhi\u1ec1u ng\u01b0\u1eddi ngh\u0129:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container \" style=\"height: 100%;\"><iframe title=\"The Magic of Salt in Coffee\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/9PUWQQ-joKE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi c\u1ee1 xay \u0111\u00e3 \u0111\u01b0\u1ee3c c\u0103n chu\u1ea9n, bi\u1ebfn s\u1ed1 ti\u1ebfp theo \u2014 v\u00e0 c\u0169ng mang t\u00ednh quy\u1ebft \u0111\u1ecbnh h\u01a1n \u0111a s\u1ed1 m\u1ecdi ng\u01b0\u1eddi h\u00ecnh dung \u2014 ch\u00ednh l\u00e0 ngu\u1ed3n n\u01b0\u1edbc pha.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Ngu\u1ed3n N\u01b0\u1edbc Quy\u1ebft \u0110\u1ecbnh T\u00e1ch C\u00e0 Ph\u00ea \u0110en Tuy\u1ec7t \u0110\u1ec9nh Hay Th\u1ea5t B\u1ea1i<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u01b0\u1edbc l\u1ecdc s\u1ea1ch, kh\u00f4ng c\u00f2n clo v\u00e0 c\u00e2n b\u1eb1ng h\u00e0m l\u01b0\u1ee3ng kho\u00e1ng ch\u1ea5t, ch\u00ednh l\u00e0 th\u00e0nh ph\u1ea7n v\u00f4 h\u00ecnh chuy\u00ean ch\u1edf h\u01b0\u01a1ng v\u1ecb c\u00e0 ph\u00ea \u0111\u1ebfn t\u00e1ch \u2014 ho\u1eb7c \u00e2m th\u1ea7m h\u1ee7y ho\u1ea1i n\u00f3 th\u00f4ng qua \u0111\u1ed9 pH l\u00e0m l\u1ec7ch chi\u1ebft xu\u1ea5t, kho\u00e1ng ch\u1ea5t c\u1ea1nh tranh v\u1edbi acid, hay m\u00f9i clo n\u1ed3ng n\u1eb7c nh\u01b0 n\u01b0\u1edbc h\u1ed3 b\u01a1i. \u0110\u1eebng xem n\u01b0\u1edbc nh\u01b0 m\u1ed9t ch\u1ea5t d\u1eabn th\u1ee5 \u0111\u1ed9ng m\u00e0 h\u00e3y xem n\u00f3 nh\u01b0 m\u1ed9t t\u00e1c nh\u00e2n tham gia t\u00edch c\u1ef1c. N\u00f3 l\u00e0 dung m\u00f4i g\u00e1nh v\u00e1c to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t, v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u00f3 quy\u1ebft \u0111\u1ecbnh n\u00f3 s\u1ebd h\u00f2a tan \u0111\u01b0\u1ee3c nh\u1eefng g\u00ec v\u00e0 \u0111\u1ec3 l\u1ea1i nh\u1eefng g\u00ec.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u1eed clo l\u00e0 b\u00e0i to\u00e1n d\u1ec5 gi\u1ea3i nh\u1ea5t. N\u01b0\u1edbc m\u00e1y \u0111\u00f4 th\u1ecb \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng clo \u0111\u1ec3 kh\u1eed tr\u00f9ng, nh\u01b0ng clo s\u1ebd li\u00ean k\u1ebft v\u1edbi c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 trong c\u00e0 ph\u00ea t\u1ea1o ra m\u00f9i v\u1ecb l\u1ea1 m\u00e0 kh\u00f4ng h\u1ea1t ngon hay k\u1ef9 thu\u1eadt n\u00e0o c\u1ee9u n\u1ed5i. M\u1ed9t b\u00ecnh l\u1ecdc than ho\u1ea1t t\u00ednh c\u01a1 b\u1ea3n c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n clo ch\u1ec9 trong v\u00e0i gi\u00e2y. B\u01b0\u1edbc \u0111i \u0111\u01a1n gi\u1ea3n \u0111\u00f3 s\u1ebd thanh l\u1ecdc ho\u00e0n to\u00e0n n\u1ec1n t\u1ea3ng pha ch\u1ebf c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kho\u00e1ng ch\u1ea5t l\u1ea1i tinh t\u1ebf h\u01a1n nhi\u1ec1u. N\u01b0\u1edbc qu\u00e1 m\u1ec1m (ch\u1ec9 s\u1ed1 TDS th\u1ea5p, d\u01b0\u1edbi 50 mg\/L) thi\u1ebfu c\u00e1c ion magie v\u00e0 canxi c\u1ea7n thi\u1ebft \u0111\u1ec3 li\u00ean k\u1ebft v\u1eadt l\u00fd v\u1edbi c\u00e1c h\u1ee3p ch\u1ea5t h\u01b0\u01a1ng v\u1ecb trong qu\u00e1 tr\u00ecnh h\u00f2a tan. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea lo\u00e3ng to\u1eb9t, chua g\u1eaft \u2014 n\u01b0\u1edbc \u0111\u01a1n gi\u1ea3n l\u00e0 kh\u00f4ng th\u1ec3 k\u00e9o \u0111\u1ee7 h\u01b0\u01a1ng v\u1ecb ra. Ng\u01b0\u1ee3c l\u1ea1i, n\u01b0\u1edbc qu\u00e1 c\u1ee9ng (TDS v\u01b0\u1ee3t 200 mg\/L) s\u1ebd chi\u1ebft xu\u1ea5t qu\u00e1 m\u1ee9c, l\u00f4i theo c\u00e1c h\u1ee3p ch\u1ea5t \u0111\u1eafng g\u1eaft th\u00f4 r\u00e1p b\u00ean c\u1ea1nh c\u00e1c n\u1ed1t h\u01b0\u01a1ng t\u1ed1t, \u0111\u1ec3 l\u1ea1i h\u1eadu v\u1ecb \u0111\u1ee5c ng\u1ea7u, n\u1eb7ng n\u1ec1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/espressoacademy.it\/en\/coffee-guide\/the-impact-of-different-water-minerals-on-coffee-extraction\/\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>Ti\u00eau chu\u1ea9n c\u1ee7a Hi\u1ec7p h\u1ed9i C\u00e0 ph\u00ea \u0110\u1eb7c s\u1ea3n (SCA)<\/strong><\/u><\/a> nh\u1eafm \u0111\u1ebfn m\u1ed1c kho\u1ea3ng 150 mg\/L TDS l\u00e0m d\u1ea3i t\u1ed1i \u01b0u \u2014 \u0111\u1ee7 gi\u00e0u kho\u00e1ng ch\u1ea5t \u0111\u1ec3 chi\u1ebft xu\u1ea5t tr\u1ecdn v\u1eb9n, nh\u01b0ng \u0111\u1ee7 s\u1ea1ch \u0111\u1ec3 v\u1ecb ng\u1ecdt v\u00e0 s\u1ef1 ph\u1ee9c h\u1ee3p t\u1ecfa s\u00e1ng m\u00e0 kh\u00f4ng b\u1ecb c\u1ea3n tr\u1edf.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 pH c\u0169ng v\u1eadn h\u00e0nh theo c\u01a1 ch\u1ebf t\u01b0\u01a1ng t\u1ef1. N\u01b0\u1edbc trung t\u00ednh quanh m\u1ee9c pH 7 gi\u1eef cho qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t \u1edf tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng. N\u01b0\u1edbc c\u00f3 t\u00ednh acid s\u1ebd khu\u1ebfch \u0111\u1ea1i v\u1ecb chua c\u1ea3m nh\u1eadn; n\u01b0\u1edbc c\u00f3 t\u00ednh ki\u1ec1m l\u1ea1i tri\u1ec7t ti\u00eau \u0111\u1ed9 chua v\u00e0 c\u00f3 th\u1ec3 l\u00e0m ph\u1eb3ng l\u00ec s\u1ef1 t\u01b0\u01a1i s\u00e1ng c\u1ee7a t\u00e1ch c\u00e0 ph\u00ea. \u0110\u00e2y ch\u00ednh l\u00e0 c\u01a1 ch\u1ebf \u0111\u1eb1ng sau <a href=\"https:\/\/sca.coffee\/sca-news\/25\/issue-9\/english\/water-and-coffee-acidity-how-to-adapt-your-water-for-different-extraction-methods-25-magazine-issue-9\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>nghi\u00ean c\u1ee9u v\u1ec1 \u0111\u1ed9 acid c\u1ee7a Ti\u1ebfn s\u0129 Marco Wellinger<\/strong><\/u><\/a> t\u1ea1i ZHAW Th\u1ee5y S\u0129:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\">\u201c\u0110\u1ed9 chua c\u1ea3m nh\u1eadn c\u1ee7a m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea t\u01b0\u01a1ng \u1ee9ng v\u1edbi l\u01b0\u1ee3ng acid chi\u1ebft xu\u1ea5t \u0111\u01b0\u1ee3c t\u1eeb h\u1ea1t tr\u1eeb \u0111i l\u01b0\u1ee3ng ki\u1ec1m c\u00f3 s\u1eb5n trong n\u01b0\u1edbc.\u201d<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00f3i m\u1ed9t c\u00e1ch d\u1ec5 hi\u1ec3u: \u0111\u1ed9 ki\u1ec1m trong n\u01b0\u1edbc \u0111ang ch\u1ee7 \u0111\u1ed9ng trung h\u00f2a c\u00e1c acid trong t\u00e1ch c\u1ee7a b\u1ea1n. D\u00f9ng n\u01b0\u1edbc qu\u00e1 ki\u1ec1m, b\u1ea1n kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea \u00edt chua h\u01a1n: b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea nh\u1ea1t nh\u1ebdo, b\u1ecb t\u01b0\u1edbc \u0111i to\u00e0n b\u1ed9 s\u1ef1 t\u01b0\u01a1i s\u00e1ng l\u00e0m n\u00ean n\u00e9t h\u1ea5p d\u1eabn c\u1ee7a m\u1ed9t ly c\u00e0 ph\u00ea \u0111en ngon.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a n\u01b0\u1edbc \u0111\u00e3 chu\u1ea9n, nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc s\u1ebd l\u00e0 \u0111\u00f2n b\u1ea9y ti\u1ebfp theo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ea3i nhi\u1ec7t \u0111\u1ed9 pha l\u00fd t\u01b0\u1edfng l\u00e0 <strong>90 \u00b0C \u2013 96 \u00b0C<\/strong>. Khung nhi\u1ec7t \u0111\u00f3 kh\u00f4ng h\u1ec1 ng\u1eabu nhi\u00ean: \u0111\u00f3 l\u00e0 n\u01a1i n\u01b0\u1edbc c\u00f3 \u0111\u1ee7 nhi\u1ec7t n\u0103ng \u0111\u1ec3 h\u00f2a tan to\u00e0n b\u1ed9 d\u1ea3i h\u1ee3p ch\u1ea5t mong mu\u1ed1n trong b\u1ed9t m\u00e0 kh\u00f4ng k\u00edch ho\u1ea1t c\u00e1c h\u1ee3p ch\u1ea5t ch\u00e1t \u0111\u1eafng kh\u00f4ng mong mu\u1ed1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1ch hai \u0111\u1ea7u ng\u01b0\u1ee1ng nhi\u1ec7t ph\u1ea3n \u1ee9ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Tr\u00ean 96 \u00b0C:<\/strong> N\u01b0\u1edbc chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0. N\u00f3 h\u00f2a tan c\u00e1c h\u1ee3p ch\u1ea5t \u0111\u1eafng ch\u00e1t (nh\u1eefng ch\u1ea5t ch\u1ec9 tan \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 c\u00f3 v\u1ecb g\u1eaft) tr\u01b0\u1edbc khi b\u1ea1n k\u1ecbp h\u00e3m l\u1ea1i. N\u01b0\u1edbc s\u00f4i s\u00f9ng s\u1ee5c (100 \u00b0C) r\u01a1i v\u00e0o ng\u01b0\u1ee1ng n\u00e0y, \u0111\u00f3 l\u00e0 l\u00fd do v\u00ec sao r\u00f3t n\u01b0\u1edbc v\u1eeba s\u00f4i l\u00e0 sai l\u1ea7m r\u1ea5t ph\u1ed5 bi\u1ebfn.<\/li>\n\n\n\n<li><strong>D\u01b0\u1edbi 90 \u00b0C:<\/strong> N\u01b0\u1edbc chi\u1ebft xu\u1ea5t thi\u1ebfu. Nhi\u1ec7t n\u0103ng kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 h\u00f2a tan c\u00e1c h\u1ee3p ch\u1ea5t h\u01b0\u01a1ng v\u1ecb \u0111\u01b0\u1ee3m \u0111\u00e0, \u0111\u1ec3 l\u1ea1i m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea chua g\u1eaft, ch\u01b0a ph\u00e1t tri\u1ec3n h\u1ebft: ch\u1ec9 to\u00e0n v\u1ecb acid m\u00e0 thi\u1ebfu h\u1eb3n \u0111\u1ed9 ng\u1ecdt v\u00e0 th\u00e2n v\u1ecb.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ea1m t\u1edbi d\u1ea3i nhi\u1ec7t chu\u1ea9n kh\u00f4ng \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb \u0111\u1eaft ti\u1ec1n. B\u1ea1n c\u00f3 hai gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u1ea4m \u0111un c\u00f3 c\u00e0i \u0111\u1eb7t nhi\u1ec7t \u0111\u1ed9:<\/strong> \u1ea4m c\u1ed5 ng\u1ed7ng \u0111i\u1ec7n ch\u1ec9nh nhi\u1ec7t c\u00f3 gi\u00e1 kho\u1ea3ng 30\u201360 USD v\u00e0 gi\u1eef nhi\u1ec7t \u0111\u1ed9 m\u1ee5c ti\u00eau ch\u00ednh x\u00e1c. \u0110\u1eb7c bi\u1ec7t v\u1edbi pour-over, \u0111\u00e2y l\u00e0 kho\u1ea3n \u0111\u1ea7u t\u01b0 x\u1ee9ng \u0111\u00e1ng \u0111\u1ebfn t\u1eebng \u0111\u1ed3ng.<\/li>\n\n\n\n<li><strong>Nhi\u1ec7t k\u1ebf \u0111\u1ea7u d\u00f2 k\u1ef9 thu\u1eadt s\u1ed1:<\/strong> N\u1ebfu b\u1ea1n \u0111\u00e3 c\u00f3 s\u1eb5n \u1ea5m \u0111un th\u01b0\u1eddng tr\u00ean b\u1ebfp, m\u1ed9t chi\u1ebfc nhi\u1ec7t k\u1ebf \u0111\u1ecdc nhanh kho\u1ea3ng 10\u201315 USD s\u1ebd gi\u00fap b\u1ea1n gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1. \u0110un s\u00f4i n\u01b0\u1edbc, sau \u0111\u00f3 nh\u1ea5c kh\u1ecfi b\u1ebfp ch\u1edd 30\u201345 gi\u00e2y: \u0111\u1ed9 h\u1ea1 nhi\u1ec7t t\u1ef1 nhi\u00ean \u0111\u00f3 s\u1ebd \u0111\u01b0a n\u01b0\u1edbc r\u01a1i chu\u1ea9n v\u00e0o d\u1ea3i nhi\u1ec7t 93\u201396 \u00b0C.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Khi \u0111\u00e3 l\u00e0m ch\u1ee7 t\u00ednh ch\u1ea5t n\u01b0\u1edbc v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9, b\u1ea1n \u0111\u00e3 d\u1eb9p b\u1ecf \u0111\u01b0\u1ee3c hai th\u1ee7 ph\u1ea1m v\u00f4 h\u00ecnh g\u00e2y ra v\u1ecb \u0111\u1eafng g\u1eaft v\u00e0 chua ch\u00e1t. Ph\u1ea7n vi\u1ec7c c\u00f2n l\u1ea1i l\u00e0 x\u00e1c \u0111\u1ecbnh l\u01b0\u1ee3ng c\u00e0 ph\u00ea c\u1ea7n d\u00f9ng, v\u00e0 \u0111\u00f3 l\u00e0 l\u00fac t\u1ef7 l\u1ec7 pha c\u00f9ng b\u01b0\u1edbc ng\u00e2m n\u1edf (bloom) b\u01b0\u1edbc v\u00e0o s\u00e2n kh\u1ea5u.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">L\u00e0m Ch\u1ee7 T\u1ef7 L\u1ec7 Pha C\u00e0 Ph\u00ea V\u00e0 K\u1ef9 Thu\u1eadt Ng\u00e2m N\u1edf Bloom Chu\u1ea9n X\u00e1c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t t\u1ef7 l\u1ec7 c\u00e0 ph\u00ea v\u00e0 n\u01b0\u1edbc chu\u1ea9n x\u00e1c s\u1ebd thi\u1ebft l\u1eadp m\u1ee9c tr\u1ea7n chi\u1ebft xu\u1ea5t cho c\u00e0 ph\u00ea \u0111en, trong \u0111\u00f3 t\u1ef7 l\u1ec7 v\u00e0ng \u0111\u00f3ng vai tr\u00f2 nh\u01b0 \u0111i\u1ec3m xu\u1ea5t ph\u00e1t chu\u1ea9n m\u1ef1c v\u00e0 b\u01b0\u1edbc bloom l\u00e0 c\u01a1 ch\u1ebf gi\u00fap qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t di\u1ec5n ra \u0111\u1ed3ng \u0111\u1ec1u. H\u00e3y xem t\u1ef7 l\u1ec7 pha nh\u01b0 n\u00fam v\u1eb7n \u00e2m l\u01b0\u1ee3ng: n\u00f3 quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 \u0111\u1eadm t\u1ed5ng th\u1ec3. C\u00f2n bloom l\u00e0 b\u01b0\u1edbc l\u00e0m s\u1ea1ch t\u00edn hi\u1ec7u \u00e2m thanh tr\u01b0\u1edbc khi b\u1ea1n v\u1eb7n to l\u00ean. L\u00e0m sai m\u1ed9t trong hai, y\u1ebfu t\u1ed1 c\u00f2n l\u1ea1i kh\u00f4ng th\u1ec3 c\u1ee9u v\u00e3n b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea3 hai ho\u1ea1t \u0111\u1ed9ng tu\u1ea7n t\u1ef1: t\u1ef7 l\u1ec7 pha tr\u01b0\u1edbc, bloom sau. Khi b\u1ea1n \u0111\u00e3 \u1ea5n \u0111\u1ecbnh l\u01b0\u1ee3ng b\u1ed9t g\u1eb7p l\u01b0\u1ee3ng n\u01b0\u1edbc l\u00e0 bao nhi\u00eau, b\u01b0\u1edbc bloom s\u1ebd d\u1ecdn \u0111\u01b0\u1eddng \u0111\u1ec3 d\u00f2ng n\u01b0\u1edbc ti\u1ebfp c\u1eadn \u0111\u1ed3ng \u0111\u1ec1u \u0111\u1ebfn t\u1eebng h\u1ea1t b\u1ed9t, thay v\u00ec b\u1ecb kh\u00ed gas c\u1ea3n \u0111\u01b0\u1eddng r\u1ed3i \u0111\u00e2m th\u1ee7ng c\u00e1c r\u00e3nh y\u1ebfu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">T\u1ef7 l\u1ec7 v\u00e0ng mang l\u1ea1i con s\u1ed1 xu\u1ea5t ph\u00e1t n\u1ec1n t\u1ea3ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ef7 l\u1ec7 v\u00e0ng d\u1ef1a tr\u00ean kh\u1ed1i l\u01b0\u1ee3ng \u2014 1 gram c\u00e0 ph\u00ea cho m\u1ed7i 16 gram n\u01b0\u1edbc (1:16) \u2014 l\u00e0 \u0111i\u1ec3m xu\u1ea5t ph\u00e1t \u0111\u00e1ng tin c\u1eady nh\u1ea5t cho m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea \u0111en c\u00e2n b\u1eb1ng. N\u00f3 kh\u00f4ng ph\u1ea3i lu\u1eadt l\u1ec7 c\u1ee9ng nh\u1eafc t\u1eeb tr\u00ean tr\u1eddi r\u01a1i xu\u1ed1ng. \u0110\u00f3 l\u00e0 t\u1ef7 l\u1ec7 m\u00e0 \u0111a s\u1ed1 h\u1ea1t c\u00e0 ph\u00ea \u0111\u1ea1t \u0111i\u1ec3m ng\u1ecdt ho\u00e0n h\u1ea3o gi\u1eefa hai th\u00e1i c\u1ef1c: qu\u00e1 lo\u00e3ng (b\u1ecb pha lo\u00e3ng) v\u00e0 qu\u00e1 \u0111\u1eb7c (chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0 v\u00e0 \u0111\u1eafng ng\u1eaft).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n ch\u01b0a s\u1edf h\u1eefu m\u1ed9t chi\u1ebfc c\u00e2n ti\u1ec3u ly, m\u1eb9o \u01b0\u1edbc l\u01b0\u1ee3ng cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u l\u00e0 kho\u1ea3ng 2 mu\u1ed7ng canh (tablespoon) b\u1ed9t c\u00e0 ph\u00ea cho m\u1ed7i t\u00e1ch 240 ml n\u01b0\u1edbc. N\u00f3 kh\u00f4ng chu\u1ea9n x\u00e1c b\u1eb1ng c\u00e2n, nh\u01b0ng \u0111\u1ee7 g\u1ea7n \u0111\u1ec3 b\u1ea1n c\u1ea3m nh\u1eadn ph\u1ea9m ch\u1ea5t th\u1ef1c s\u1ef1 c\u1ee7a h\u1ea1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, t\u1ef7 l\u1ec7 v\u00e0ng 1:16 ch\u1ec9 l\u00e0 con s\u1ed1 \u0111\u1ecbnh h\u01b0\u1edbng chung. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p pha kh\u00e1c nhau \u00e1p d\u1ee5ng \u00e1p su\u1ea5t, nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian ti\u1ebfp x\u00fac kh\u00e1c nhau, do \u0111\u00f3 t\u1ef7 l\u1ec7 c\u0169ng d\u1ecbch chuy\u1ec3n theo. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng tra nhanh:<\/p>\n\n\n\n<div style=\"overflow-x: auto; margin-bottom: 20px;\">\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\" cellspacing=\"0\" cellpadding=\"5\">\n<thead>\n<tr>\n<th>Ph\u01b0\u01a1ng Ph\u00e1p Pha<\/th>\n<th>T\u1ef7 L\u1ec7 Theo Kh\u1ed1i L\u01b0\u1ee3ng<\/th>\n<th>V\u00ed D\u1ee5 \u0110\u1ecbnh L\u01b0\u1ee3ng<\/th>\n<th>\u01af\u1edbc L\u01b0\u1ee3ng Th\u1ec3 T\u00edch<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>French Press<\/strong><\/td>\n<td>1:12 \u2013 1:15<\/td>\n<td>20 g c\u00e0 ph\u00ea + 300 g n\u01b0\u1edbc (1:15)<\/td>\n<td>2 mu\u1ed7ng canh cho m\u1ed7i 180 ml n\u01b0\u1edbc<\/td>\n<\/tr>\n<tr>\n<td><strong>V60 (Pour-Over)<\/strong><\/td>\n<td>1:16<\/td>\n<td>20 g c\u00e0 ph\u00ea + 320 g n\u01b0\u1edbc<\/td>\n<td>2 mu\u1ed7ng canh cho m\u1ed7i 180 ml n\u01b0\u1edbc<\/td>\n<\/tr>\n<tr>\n<td><strong>AeroPress<\/strong><\/td>\n<td>1:10 \u2013 1:15<\/td>\n<td>15 g c\u00e0 ph\u00ea + 150\u2013225 g n\u01b0\u1edbc<\/td>\n<td>2 mu\u1ed7ng canh cho m\u1ed7i 180 ml n\u01b0\u1edbc<\/td>\n<\/tr>\n<tr>\n<td><strong>\u1ea4m Moka<\/strong><\/td>\n<td>1:7 \u2013 1:9<\/td>\n<td>20 g c\u00e0 ph\u00ea + 140\u2013180 g n\u01b0\u1edbc<\/td>\n<td>Kh\u00f4ng khuy\u1ebfn kh\u00edch \u0111ong mu\u1ed7ng<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ch\u00fa \u00fd \u1ea5m Moka n\u1eb1m \u1edf t\u1ef7 l\u1ec7 1:7\u20131:9. \u0110\u00f3 kh\u00f4ng ph\u1ea3i nh\u1ea7m l\u1eabn: n\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ea1o ra m\u1ed9t shot c\u00e0 ph\u00ea c\u00f4 \u0111\u1eb7c, ch\u1ee9 kh\u00f4ng ph\u1ea3i m\u1ed9t t\u00e1ch \u0111\u1ea7y. C\u1ed1 g\u1eafng \u00e1p d\u1ee5ng m\u1eb9o \u0111ong mu\u1ed7ng th\u00f4ng th\u01b0\u1eddng cho \u1ea5m Moka s\u1ebd l\u00e0m h\u1ecfng to\u00e0n b\u1ed9 m\u1ebb pha.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y b\u1eaft \u0111\u1ea7u b\u1eb1ng t\u1ef7 l\u1ec7 theo kh\u1ed1i l\u01b0\u1ee3ng cho ph\u01b0\u01a1ng ph\u00e1p b\u1ea1n ch\u1ecdn. Sau khi \u0111\u00e3 pha v\u00e0i l\u1ea7n v\u00e0 hi\u1ec3u r\u00f5 kh\u1ea9u v\u1ecb c\u1ee7a m\u00ecnh \u0111ang h\u01b0\u1edbng t\u1edbi \u0111\u00e2u, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 gia gi\u1ea3m t\u1eeb m\u1ed1c \u0111\u00f3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">B\u01b0\u1edbc bloom d\u1ecdn \u0111\u01b0\u1eddng cho chi\u1ebft xu\u1ea5t \u0111\u1ed3ng \u0111\u1ec1u<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">K\u1ef9 thu\u1eadt ng\u00e2m n\u1edf bloom hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh b\u1eb1ng c\u00e1ch l\u00e0m \u1ea9m to\u00e0n b\u1ed9 l\u01b0\u1ee3ng b\u1ed9t b\u1eb1ng m\u1ed9t l\u01b0\u1ee3ng n\u01b0\u1edbc v\u1eeba \u0111\u1ee7 \u2014 x\u1ea5p x\u1ec9 g\u1ea5p \u0111\u00f4i tr\u1ecdng l\u01b0\u1ee3ng b\u1ed9t c\u00e0 ph\u00ea \u2014 v\u00e0 ch\u1edd kho\u1ea3ng 30 gi\u00e2y tr\u01b0\u1edbc khi ti\u1ebfp t\u1ee5c r\u00f3t. Kho\u1ea3ng d\u1eebng 30 gi\u00e2y \u0111\u00f3 mang l\u1ea1i gi\u00e1 tr\u1ecb v\u00f4 c\u00f9ng to l\u1edbn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e0 ph\u00ea m\u1edbi rang ch\u1ee9a \u0111\u1ea7y kh\u00ed CO\u2082 m\u1eafc k\u1eb9t b\u00ean trong c\u00e1c t\u1ebf b\u00e0o h\u1ea1t trong qu\u00e1 tr\u00ecnh rang. Khi n\u01b0\u1edbc n\u00f3ng ch\u1ea1m v\u00e0o b\u1ed9t kh\u00f4, l\u01b0\u1ee3ng kh\u00ed \u0111\u00f3 l\u1eadp t\u1ee9c tho\u00e1t ra \u1ed3 \u1ea1t. N\u1ebfu b\u1ea1n r\u00f3t to\u00e0n b\u1ed9 n\u01b0\u1edbc ngay m\u1ed9t l\u00fac, l\u01b0\u1ee3ng CO\u2082 tho\u00e1t ra s\u1ebd t\u1ea1o th\u00e0nh m\u1ed9t b\u1ee9c t\u01b0\u1eddng c\u1ea3n, \u0111\u1ea9y n\u01b0\u1edbc l\u1ec7ch ra kh\u1ecfi b\u1ed9t m\u1ed9t c\u00e1ch kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u. M\u1ed9t s\u1ed1 h\u1ea1t b\u1ecb \u01b0\u1edbt s\u0169ng. M\u1ed9t s\u1ed1 h\u1ea1t kh\u00e1c h\u1ea7u nh\u01b0 kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea1m t\u1edbi. H\u1eadu qu\u1ea3 l\u00e0 m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea c\u00f3 ph\u1ea7n b\u1ed9t b\u1ecb chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0 g\u00e2y \u0111\u1eafng ng\u1eaft, v\u00e0 c\u00f3 ph\u1ea7n l\u1ea1i b\u1ecb chi\u1ebft xu\u1ea5t thi\u1ebfu g\u00e2y chua lo\u00e3ng, c\u00f9ng x\u1ea3y ra m\u1ed9t l\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u01b0\u1edbc bloom cho ph\u00e9p l\u01b0\u1ee3ng CO\u2082 \u0111\u00f3 tho\u00e1t ra t\u1ef1 nhi\u00ean tr\u01b0\u1edbc khi qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t th\u1ef1c s\u1ef1 b\u1eaft \u0111\u1ea7u. Khi kh\u00ed gas \u0111\u00e3 tho\u00e1t h\u1ebft, n\u01b0\u1edbc c\u00f3 th\u1ec3 \u0111i qua l\u1edbp b\u1ed9t m\u1ed9t c\u00e1ch \u0111\u1ed3ng \u0111\u1ec1u, v\u00e0 \u0111\u00f3 ch\u00ednh l\u00e0 c\u1ed9i ngu\u1ed3n c\u1ee7a s\u1ef1 trong tr\u1ebbo trong h\u01b0\u01a1ng v\u1ecb.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1024\" height=\"1536\" src=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/coffee-bloom-process-infographic-1.webp\" alt=\"Coffee bloom process infographic\" class=\"wp-image-48807\" title=\"\" srcset=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/coffee-bloom-process-infographic-1.webp 1024w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/coffee-bloom-process-infographic-1-200x300.webp 200w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/coffee-bloom-process-infographic-1-683x1024.webp 683w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/coffee-bloom-process-infographic-1-768x1152.webp 768w\" sizes=\"(max-width: 1024px) 100vw, 1024px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t chi ti\u1ebft k\u1ef9 thu\u1eadt r\u1ea5t \u0111\u00e1ng h\u1ecdc h\u1ecfi: <a href=\"https:\/\/perfectdailygrind.com\/2025\/09\/swirl-or-stir-coffee-bloom-best-practices\/\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>Chuy\u00ean gia c\u00e0 ph\u00ea James Hoffmann<\/strong><\/u><\/a>, Nh\u00e0 v\u00f4 \u0111\u1ecbch Barista Th\u1ebf gi\u1edbi ki\u00eam t\u00e1c gi\u1ea3 cu\u1ed1n <em>The World Atlas of Coffee<\/em>, khuy\u1ebfn ngh\u1ecb m\u1ed9t \u0111\u1ed9ng t\u00e1c c\u1ee5 th\u1ec3 khi bloom:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\">\u201cTrong video k\u1ef9 thu\u1eadt V60 \u0111\u1ec9nh cao c\u1ee7a m\u00ecnh, James Hoffmann khuy\u00ean b\u1ea1n n\u00ean l\u1eafc xoay tr\u00f2n ph\u1ec5u trong l\u00fac bloom thay v\u00ec d\u00f9ng th\u00eca khu\u1ea5y, \u0111\u1ec3 mang l\u1ea1i k\u1ebft qu\u1ea3 h\u01b0\u01a1ng v\u1ecb th\u01a1m ngon h\u01a1n.\u201d<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">L\u1eafc xoay nh\u1eb9 s\u1ebd d\u1ecbch chuy\u1ec3n to\u00e0n b\u1ed9 kh\u1ed1i b\u1ed9t nh\u01b0 m\u1ed9t kh\u1ed1i th\u1ed1ng nh\u1ea5t thay v\u00ec khu\u1ea5y \u0111\u1ed9ng t\u1eebng h\u1ea1t ri\u00eang l\u1ebb. Khu\u1ea5y b\u1eb1ng th\u00eca c\u00f3 th\u1ec3 l\u00e0m x\u00e1o tr\u1ed9n b\u00e1nh c\u00e0 ph\u00ea kh\u00f4ng \u0111\u1ec1u v\u00e0 t\u1ea1o ra s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng ngay t\u1ea1i th\u1eddi \u0111i\u1ec3m b\u1ea1n \u0111ang c\u1ed1 g\u1eafng t\u00ecm ki\u1ebfm s\u1ef1 \u0111\u1ed3ng nh\u1ea5t. L\u1eafc xoay gi\u1eef m\u1ecdi th\u1ee9 \u00eam \u1ea3 v\u00e0 c\u00f3 ki\u1ec3m so\u00e1t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111i\u1ec1u n\u1eefa r\u1ea5t \u0111\u00e1ng th\u1eed nghi\u1ec7m: vi\u1ec7c ch\u1ecdn gi\u1ea5y l\u1ecdc \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u00e1ch c\u00e0 ph\u00ea ngay c\u1ea3 khi t\u1ef7 l\u1ec7 v\u00e0 b\u01b0\u1edbc bloom c\u1ee7a b\u1ea1n \u0111\u00e3 ho\u00e0n h\u1ea3o. Gi\u1ea5y l\u1ecdc gi\u1eef l\u1ea1i c\u00e1c gi\u1ecdt d\u1ea7u t\u1ef1 nhi\u00ean ti\u1ebft ra t\u1eeb b\u1ed9t trong qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t. \u0110i\u1ec1u \u0111\u00f3 mang l\u1ea1i cho b\u1ea1n t\u00e1ch c\u00e0 ph\u00ea trong v\u1eaft, t\u01b0\u01a1i s\u00e1ng, nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 cho c\u1ea3m gi\u00e1c h\u01a1i m\u1ecfng, thi\u1ebfu \u0111\u1ed9 \u0111\u1ea7m v\u00f2m h\u1ecdng. L\u01b0\u1edbi l\u1ecdc kim lo\u1ea1i l\u1ea1i cho ph\u00e9p nh\u1eefng gi\u1ecdt d\u1ea7u \u0111\u00f3 \u0111i qua, b\u1ed5 sung \u0111\u1ed9 d\u00e0y v\u00e0 k\u1ebft c\u1ea5u s\u00e1nh m\u01b0\u1ee3t cho v\u00f2m mi\u1ec7ng. Kh\u00f4ng c\u00f3 l\u1ef1a ch\u1ecdn n\u00e0o sai. Ch\u00fang ch\u1ec9 l\u00e0 hai \u0111\u1ea7u ra kh\u00e1c nhau t\u1eeb c\u00f9ng m\u1ed9t \u0111\u1ea7u v\u00e0o. H\u00e3y th\u1eed pha c\u00f9ng m\u1ed9t lo\u1ea1i h\u1ea1t qua c\u1ea3 hai lo\u1ea1i l\u1ecdc v\u00e0 n\u1ebfm c\u1ea1nh nhau, s\u1edf th\u00edch c\u1ee7a b\u1ea1n s\u1ebd l\u1ed9 r\u00f5 ch\u1ec9 sau m\u1ed9t ng\u1ee5m.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1ed7i Ph\u01b0\u01a1ng Ph\u00e1p Pha \u0110\u1ec1u \u0110\u1ea3m Nh\u1eadn M\u1ed9t Vai Tr\u00f2 Ri\u00eang<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i ph\u01b0\u01a1ng ph\u00e1p pha \u0111\u1ecbnh h\u00ecnh c\u00e0 ph\u00ea \u0111en theo c\u00e1ch ri\u00eang, kh\u00f4ng ch\u1ec9 v\u1ec1 thao t\u00e1c k\u1ef9 thu\u1eadt, m\u00e0 t\u1eeb b\u1ea3n ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a c\u00e1ch n\u01b0\u1edbc ti\u1ebfp x\u00fac v\u1edbi b\u1ed9t c\u00e0 ph\u00ea. French press v\u00e0 cold brew v\u1eadn h\u00e0nh d\u1ef1a tr\u00ean th\u1eddi gian v\u00e0 s\u1ef1 ng\u00e2m \u1ee7 to\u00e0n ph\u1ea7n. Pour-over v\u00e0 \u1ea5m Moka l\u1ea1i d\u1ef1a tr\u00ean d\u00f2ng ch\u1ea3y v\u00e0 \u00e1p su\u1ea5t. Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf n\u00e0o \u0111ang th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 s\u1ebd gi\u00fap b\u1ea1n bi\u1ebft ch\u00ednh x\u00e1c v\u00ec sao m\u1ed7i c\u00f4ng th\u1ee9c l\u1ea1i \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp nh\u01b0 v\u1eady.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ed1n ph\u01b0\u01a1ng ph\u00e1p d\u01b0\u1edbi \u0111\u00e2y chia th\u00e0nh hai tr\u01b0\u1eddng ph\u00e1i r\u00f5 r\u1ec7t. French Press v\u00e0 Cold Brew nh\u1ea5n ch\u00ecm b\u1ed9t ho\u00e0n to\u00e0n trong n\u01b0\u1edbc v\u00e0 \u0111\u1ec3 th\u1eddi gian l\u00e0m c\u00f4ng vi\u1ec7c h\u00f2a tan. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p d\u00f2ng ch\u1ea3y v\u00e0 \u00e1p su\u1ea5t (V60, AeroPress v\u00e0 \u1ea5m Moka) \u00e9p n\u01b0\u1edbc \u0111i qua b\u1ed9t, gi\u00fap c\u00f4 \u0111\u1ecdng h\u01b0\u01a1ng v\u1ecb nhanh h\u01a1n v\u00e0 cho b\u1ea1n kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t th\u00e2n v\u1ecb t\u1ed1t h\u01a1n. H\u00e3y b\u1eaft \u0111\u1ea7u v\u1edbi d\u1ee5ng c\u1ee5 b\u1ea1n \u0111ang c\u00f3, sau \u0111\u00f3 t\u00ecm hi\u1ec3u tr\u01b0\u1eddng ph\u00e1i c\u00f2n l\u1ea1i khi b\u1ea1n s\u1eb5n s\u00e0ng m\u1edf r\u1ed9ng tr\u1ea3i nghi\u1ec7m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">French Press v\u00e0 Cold Brew C\u00f9ng Ho\u1ea1t \u0110\u1ed9ng Theo C\u01a1 Ch\u1ebf Ng\u00e2m \u1ee6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>French press<\/strong> l\u00e0 ph\u01b0\u01a1ng ph\u00e1p c\u00f3 \u0111\u1ed9 dung sai cao nh\u1ea5t trong c\u00e1c c\u00e1ch pha, v\u00e0 \u0111\u00f3 kh\u00f4ng ph\u1ea3i ng\u1eabu nhi\u00ean, n\u00f3 b\u1eaft ngu\u1ed3n t\u1eeb c\u01a1 ch\u1ebf ng\u00e2m \u1ee7 to\u00e0n ph\u1ea7n. Khi b\u1ed9t c\u00e0 ph\u00ea n\u1eb1m y\u00ean trong n\u01b0\u1edbc thay v\u00ec b\u1ecb n\u01b0\u1edbc \u00e9p ch\u1ea3y qua, qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t di\u1ec5n ra ch\u1eadm r\u00e3i v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n nhi\u1ec1u. Ho\u00e0n to\u00e0n kh\u00f4ng c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng channeling, kh\u00f4ng c\u1ea7n c\u0103n ch\u1ec9nh t\u1ed1c \u0111\u1ed9 r\u00f3t. Th\u1eddi gian s\u1ebd t\u1ef1 l\u00e0m n\u1ed1t c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00f4ng th\u1ee9c chu\u1ea9n m\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1ee1 xay:<\/strong> Th\u00f4: t\u1ef1a nh\u01b0 c\u00e1c h\u1ea1t mu\u1ed1i bi\u1ec3n. B\u1ed9t m\u1ecbn s\u1ebd l\u1ecdt qua l\u01b0\u1edbi l\u1ecdc kim lo\u1ea1i v\u00e0 l\u00e0m t\u00e1ch c\u00e0 ph\u00ea b\u1ecb \u0111\u1ee5c ng\u1ea7u c\u1eb7n.<\/li>\n\n\n\n<li><strong>T\u1ef7 l\u1ec7 pha:<\/strong> 1:15: 1 gram c\u00e0 ph\u00ea cho 15 gram n\u01b0\u1edbc. V\u1edbi b\u00ecnh ti\u00eau chu\u1ea9n 350 ml, b\u1ea1n s\u1ebd c\u1ea7n kho\u1ea3ng 23 g c\u00e0 ph\u00ea.<\/li>\n\n\n\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc:<\/strong> 93\u201396 \u00b0C. \u0110\u1ec3 ngu\u1ed9i kho\u1ea3ng 30 gi\u00e2y sau khi s\u00f4i.<\/li>\n\n\n\n<li><strong>Th\u1eddi gian ng\u00e2m:<\/strong> 4 ph\u00fat. \u0110\u1eebng khu\u1ea5y \u0111\u1ea3o m\u1ea1nh gi\u1eefa ch\u1eebng, \u0111i\u1ec1u \u0111\u00f3 ph\u00e1 v\u1ee1 l\u1edbp v\u1ecf c\u00e0 ph\u00ea n\u1ed5i tr\u00ean m\u1eb7t v\u00e0 l\u00e0m kh\u00e2u l\u1ecdc kh\u00f3 kh\u0103n h\u01a1n.<\/li>\n\n\n\n<li><strong>\u1ea4n p\u00edt-t\u00f4ng:<\/strong> Nh\u1eb9 nh\u00e0ng v\u00e0 \u0111\u1ec1u tay. N\u1ebfu b\u1ea1n c\u1ea3m th\u1ea5y l\u1ef1c c\u1ea3n qu\u00e1 n\u1eb7ng, c\u1ee1 xay c\u1ee7a b\u1ea1n \u0111ang b\u1ecb qu\u00e1 m\u1ecbn.<\/li>\n\n\n\n<li><strong>R\u00f3t ra ngay:<\/strong> C\u00e0 ph\u00ea ng\u00e2m ti\u1ebfp tr\u00ean b\u00e3 sau khi \u1ea5n s\u1ebd ti\u1ebfp t\u1ee5c chi\u1ebft xu\u1ea5t v\u00e0 chuy\u1ec3n v\u1ecb \u0111\u1eafng g\u1eaft r\u1ea5t nhanh.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u00ecnh \u1ea3nh m\u1ed9t m\u1ebb ng\u00e2m chu\u1ea9n x\u00e1c ngay t\u1ea1i th\u1eddi \u0111i\u1ec3m r\u00f3t: h\u00e3y ch\u00fa \u00fd l\u1edbp bloom x\u1ed1p n\u1ed5i tr\u00ean m\u1eb7t tr\u01b0\u1edbc khi p\u00edt-t\u00f4ng \u0111\u01b0\u1ee3c \u1ea5n xu\u1ed1ng:<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/french-press-close-up-coffee-bloom-30s-1.webp\" alt=\"French press close up bloom\" class=\"wp-image-48805\" title=\"\" srcset=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/french-press-close-up-coffee-bloom-30s-1.webp 1280w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/french-press-close-up-coffee-bloom-30s-1-300x169.webp 300w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/french-press-close-up-coffee-bloom-30s-1-1024x576.webp 1024w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2026\/05\/french-press-close-up-coffee-bloom-30s-1-768x432.webp 768w\" sizes=\"(max-width: 1280px) 100vw, 1280px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd v\u1ec1 m\u00e1y xay: c\u1ed1i \u0111\u0129a burr t\u1ea1o ra k\u00edch th\u01b0\u1edbc h\u1ea1t \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n, gi\u00fap chi\u1ebft xu\u1ea5t c\u00e2n b\u1eb1ng h\u01a1n. Nh\u01b0ng n\u1ebfu b\u1ea1n ch\u1ec9 c\u00f3 m\u00e1y xay l\u01b0\u1ee1i dao, \u0111\u1eebng n\u1ea3n l\u00f2ng. M\u1eb9o r\u1eafc mu\u1ed1i l\u00ean b\u1ed9t (th\u00eam m\u1ed9t nh\u00fam mu\u1ed1i nh\u1ecf v\u00e0o h\u1ea1t tr\u01b0\u1edbc khi xay) gi\u00fap gi\u1ea3m t\u0129nh \u0111i\u1ec7n v\u00e0 ch\u1ed1ng v\u00f3n c\u1ee5c, mang l\u1ea1i m\u1ebb xay \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n h\u1eb3n. H\u00e3y xay nh\u1ea5p nh\u1ea3 t\u1eebng \u0111\u1ee3t 3 gi\u00e2y, l\u1eafc nh\u1eb9 m\u00e1y gi\u1eefa c\u00e1c nh\u1ecbp nh\u1ea5p, b\u1ea1n s\u1ebd c\u00f3 c\u1ee1 h\u1ea1t \u0111\u1ee7 t\u1ed1t cho French Press. <a href=\"https:\/\/perfectdailygrind.com\/2021\/03\/exploring-the-science-behind-adding-salt-to-coffee\/\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>T\u00e1c gi\u1ea3 Scott Rao<\/strong><\/u><\/a>, m\u1ed9t chuy\u00ean gia khoa h\u1ecdc c\u00e0 ph\u00ea uy t\u00edn h\u00e0ng \u0111\u1ea7u, \u0111\u00e3 ch\u1ec9 ra \u0111\u1ecbnh l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p class=\"wp-block-paragraph\">\u201c0.15 g mu\u1ed1i cho m\u1ed7i 100 g c\u00e0 ph\u00ea th\u00e0nh ph\u1ea9m mang l\u1ea1i k\u1ebft qu\u1ea3 h\u01b0\u01a1ng v\u1ecb t\u1ed1i \u01b0u nh\u1ea5t, cho c\u1ea3 espresso l\u1eabn c\u00e0 ph\u00ea pha ph\u1ec5u l\u1ecdc.\u201d<\/p><\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00f3 l\u00e0 m\u1ed9t l\u01b0\u1ee3ng r\u1ea5t nh\u1ecf: ch\u1ec9 kho\u1ea3ng 1\/4 th\u00eca c\u00e0 ph\u00ea g\u1ea1t ngang cho m\u1ed9t b\u00ecnh French press c\u1ee1 l\u1edbn. N\u00f3 kh\u00f4ng nh\u1eb1m m\u1ee5c \u0111\u00edch t\u1ea1o v\u1ecb m\u1eb7n. N\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch ng\u0103n ch\u1eb7n c\u00e1c th\u1ee5 th\u1ec3 v\u1ecb \u0111\u1eafng tr\u00ean l\u01b0\u1ee1i b\u1ea1n, trong khi l\u1ee3i \u00edch ph\u00e2n b\u1ed5 h\u1ea1t b\u1ed9t \u0111\u1ed3ng \u0111\u1ec1u \u0111\u00e3 di\u1ec5n ra t\u1eeb tr\u01b0\u1edbc khi n\u01b0\u1edbc k\u1ecbp ch\u1ea1m v\u00e0o c\u00e0 ph\u00ea.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00e0 ph\u00ea \u1ee7 l\u1ea1nh Cold brew<\/strong> s\u1eed d\u1ee5ng c\u00f9ng nguy\u00ean l\u00fd ng\u00e2m \u1ee7 nh\u01b0 French press, nh\u01b0ng \u0111\u00e1nh \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 l\u1ea5y th\u1eddi gian. N\u01b0\u1edbc l\u1ea1nh h\u00f2a tan r\u1ea5t ch\u1eadm, \u0111\u1ed3ng ngh\u0129a c\u00e1c h\u1ee3p ch\u1ea5t acid g\u1eaft v\u1ed1n h\u00f2a tan nhanh trong n\u01b0\u1edbc n\u00f3ng s\u1ebd kh\u00f4ng bao gi\u1edd k\u1ecbp \u0111i v\u00e0o t\u00e1ch. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t lo\u1ea1i n\u01b0\u1edbc c\u1ed1t \u00eam d\u1ecbu t\u1ef1 nhi\u00ean v\u1edbi \u0111\u1ed9 acid c\u1ef1c th\u1ea5p.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1ee1 xay:<\/strong> R\u1ea5t th\u00f4: th\u00f4 h\u01a1n c\u1ea3 French press. B\u1ea1n ng\u00e2m t\u1edbi 24 ti\u1ebfng, n\u00ean b\u1ed9t m\u1ecbn s\u1ebd b\u1ecb chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0 nghi\u00eam tr\u1ecdng.<\/li>\n\n\n\n<li><strong>T\u1ef7 l\u1ec7 pha:<\/strong> 1:8 \u0111\u1ebfn 1:12. \u1ede m\u1ee9c 1:8 b\u1ea1n c\u00f3 n\u01b0\u1edbc c\u1ed1t \u0111\u1eadm \u0111\u1eb7c \u0111\u1ec3 pha lo\u00e3ng sau. \u1ede m\u1ee9c 1:12 b\u1ea1n c\u00f3 c\u00e0 ph\u00ea u\u1ed1ng \u0111\u01b0\u1ee3c ngay.<\/li>\n\n\n\n<li><strong>C\u00e1ch l\u00e0m:<\/strong> Cho b\u1ed9t v\u00e0 n\u01b0\u1edbc l\u1ecdc m\u00e1t v\u00e0o b\u00ecnh th\u1ee7y tinh. Khu\u1ea5y nh\u1eb9 cho b\u1ed9t ng\u1ea5m \u0111\u1ec1u n\u01b0\u1edbc.<\/li>\n\n\n\n<li><strong>Th\u1eddi gian \u1ee7:<\/strong> 12\u201324 ti\u1ebfng trong ng\u0103n m\u00e1t t\u1ee7 l\u1ea1nh. \u1ee6 ng\u1eafn h\u01a1n = thanh s\u00e1ng h\u01a1n. \u1ee6 l\u00e2u h\u01a1n = \u0111\u1eadm \u0111\u00e0 n\u1ed1t s\u00f4-c\u00f4-la h\u01a1n.<\/li>\n\n\n\n<li><strong>L\u1ecdc b\u00e3:<\/strong> R\u00f3t qua ph\u1ec5u gi\u1ea5y l\u1ecdc ho\u1eb7c r\u00e2y m\u1eaft nh\u1ecf l\u00f3t v\u1ea3i m\u1ecfng. L\u01b0\u1edbi l\u1ecdc kim lo\u1ea1i French press c\u00f3 th\u1ec3 d\u00f9ng t\u1ea1m nh\u01b0ng s\u1ebd \u0111\u1ec3 l\u1ea1i c\u1eb7n m\u1ecbn.<\/li>\n\n\n\n<li><strong>B\u1ea3o qu\u1ea3n:<\/strong> Gi\u1eef \u0111\u01b0\u1ee3c t\u1edbi hai tu\u1ea7n trong t\u1ee7 l\u1ea1nh \u0111\u1ed1i v\u1edbi n\u01b0\u1edbc c\u1ed1t \u0111\u1eadm \u0111\u1eb7c, v\u00e0 kho\u1ea3ng m\u1ed9t tu\u1ea7n \u0111\u1ed1i v\u1edbi c\u00e0 ph\u00ea \u0111\u00e3 pha lo\u00e3ng v\u1eeba u\u1ed1ng.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">K\u1ef9 thu\u1eadt xay nh\u1ea5p nh\u1ea3 v\u1edbi m\u00e1y xay l\u01b0\u1ee1i dao th\u1eadm ch\u00ed c\u00f2n quan tr\u1ecdng h\u01a1n v\u1edbi Cold Brew so v\u1edbi French Press. V\u00ec th\u1eddi gian ng\u00e2m r\u1ea5t d\u00e0i, k\u00edch th\u01b0\u1edbc h\u1ea1t kh\u00f4ng \u0111\u1ec1u s\u1ebd t\u1ea1o ra s\u1ef1 ch\u00eanh l\u1ec7ch chi\u1ebft xu\u1ea5t c\u1ef1c l\u1edbn: h\u1ea1t m\u1ecbn th\u00ec b\u1ecb n\u00e1t v\u1ecb, h\u1ea1t to th\u00ec chi\u1ebft ch\u01b0a t\u1edbi. M\u1eb9o mu\u1ed1i v\u00e0 nh\u1ea5p nh\u1ea3 gi\u00fap thu h\u1eb9p \u0111\u1ed9 ch\u00eanh l\u1ec7ch \u0111\u00f3 \u0111\u1ec3 t\u1ea1o n\u00ean m\u1ed9t m\u1ebb \u1ee7 trong tr\u1ebbo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V60, AeroPress v\u00e0 \u1ea4m Moka T\u1eadn D\u1ee5ng D\u00f2ng Ch\u1ea3y V\u00e0 \u00c1p Su\u1ea5t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pha th\u1ee7 c\u00f4ng Pour-over<\/strong>, d\u00f9 b\u1ea1n d\u00f9ng ph\u1ec5u V60 hay AeroPress, v\u1eadn h\u00e0nh tr\u00ean nguy\u00ean l\u00fd ho\u00e0n to\u00e0n kh\u00e1c bi\u1ec7t so v\u1edbi ng\u00e2m \u1ee7. N\u01b0\u1edbc ch\u1ea3y qua l\u1edbp b\u1ed9t m\u1ed9t l\u1ea7n duy nh\u1ea5t, v\u00e0 m\u1ed9t l\u01b0\u1ee3t ch\u1ea3y \u0111\u00f3 ph\u1ea3i g\u00e1nh v\u00e1c to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t. \u0110\u00f3 l\u00e0 l\u00fd do v\u00ec sao k\u00edch c\u1ee1 xay, t\u1ed1c \u0111\u1ed9 r\u00f3t v\u00e0 b\u01b0\u1edbc bloom l\u1ea1i quan tr\u1ecdng h\u01a1n nhi\u1ec1u so v\u1edbi khi pha French press.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00f4ng th\u1ee9c chu\u1ea9n cho ph\u1ec5u V60:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1ee1 xay:<\/strong> M\u1ecbn v\u1eeba: m\u1ecbn h\u01a1n mu\u1ed1i tinh, th\u00f4 h\u01a1n espresso. T\u1ef1a nh\u01b0 \u0111\u01b0\u1eddng c\u00e1t tr\u1eafng.<\/li>\n\n\n\n<li><strong>T\u1ef7 l\u1ec7 pha:<\/strong> 1:16: 20 g c\u00e0 ph\u00ea cho 320 g n\u01b0\u1edbc l\u00e0 \u0111i\u1ec3m xu\u1ea5t ph\u00e1t thanh tho\u00e1t.<\/li>\n\n\n\n<li><strong>Ng\u00e2m n\u1edf Bloom:<\/strong> R\u00f3t l\u01b0\u1ee3ng n\u01b0\u1edbc g\u1ea5p 2\u20133 l\u1ea7n kh\u1ed1i l\u01b0\u1ee3ng b\u1ed9t (40\u201360 g) v\u00e0 ch\u1edd 30 gi\u00e2y \u0111\u1ec3 nh\u1ea3 kh\u00ed CO\u2082 m\u1eafc k\u1eb9t.<\/li>\n\n\n\n<li><a href=\"https:\/\/perfectdailygrind.com\/2025\/09\/swirl-or-stir-coffee-bloom-best-practices\/\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>Chuy\u00ean gia James Hoffmann<\/strong><\/u><\/a>, Nh\u00e0 v\u00f4 \u0111\u1ecbch Barista Th\u1ebf gi\u1edbi, khuy\u00ean n\u00ean l\u1eafc xoay ph\u1ec5u trong l\u00fac bloom \u0111\u1ec3 \u0111\u1ea1t k\u1ebft qu\u1ea3 t\u1ed1i \u01b0u.<\/li>\n\n\n\n<li><strong>R\u00f3t ch\u00ednh:<\/strong> R\u00f3t n\u01b0\u1edbc ch\u1eadm r\u00e3i theo c\u00e1c v\u00f2ng tr\u00f2n \u0111\u1ed3ng t\u00e2m t\u1eeb t\u00e2m ra ngo\u00e0i. T\u1ed5ng th\u1eddi gian pha n\u00ean r\u01a1i v\u00e0o kho\u1ea3ng 3:00 \u0111\u1ebfn 3:30 ph\u00fat.<\/li>\n\n\n\n<li><strong>Bi\u1ebfn th\u1ec3 AeroPress:<\/strong> D\u00f9ng c\u00f9ng c\u1ee1 xay m\u1ecbn v\u1eeba v\u00e0 t\u1ef7 l\u1ec7 1:15, nh\u01b0ng l\u1eadt ng\u01b0\u1ee3c th\u00e2n AeroPress (ph\u01b0\u01a1ng ph\u00e1p inverted), ng\u00e2m trong 60\u201390 gi\u00e2y r\u1ed3i \u1ea5n p\u00edt-t\u00f4ng ch\u1eadm r\u00e3i.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u1ea4m Moka<\/strong> thu\u1ed9c v\u1ec1 m\u1ed9t nh\u00f3m ho\u00e0n to\u00e0n ri\u00eang bi\u1ec7t. N\u00f3 kh\u00f4ng ph\u1ea3i espresso, c\u0169ng kh\u00f4ng ph\u1ea3i pour-over, n\u00f3 s\u1eed d\u1ee5ng \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc (kho\u1ea3ng 1\u20132 bar) \u0111\u1ec3 \u0111\u1ea9y n\u01b0\u1edbc s\u00f4i ng\u01b0\u1ee3c l\u00ean qua l\u1edbp b\u1ed9t c\u00e0 ph\u00ea \u0111\u01b0\u1ee3c n\u00e9n g\u1ecdn g\u00e0ng. \u00c1p su\u1ea5t \u0111\u00f3 l\u00e0m thay \u0111\u1ed5i to\u00e0n b\u1ed9 nh\u1eefng g\u00ec \u0111i v\u00e0o t\u00e1ch c\u00e0 ph\u00ea.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed9t <a href=\"https:\/\/link.springer.com\/article\/10.1007\/s00217-013-1917-x\" rel=\"nofollow noopener\" target=\"_blank\"><u><strong>nghi\u00ean c\u1ee9u khoa h\u1ecdc \u0111\u01b0\u1ee3c b\u00ecnh duy\u1ec7t \u0111\u0103ng tr\u00ean European Food Research and Technology<\/strong><\/u><\/a> so s\u00e1nh tr\u1ef1c ti\u1ebfp gi\u1eefa \u1ea5m Moka v\u00e0 pour-over \u0111\u00e3 ph\u00e1t hi\u1ec7n r\u1eb1ng \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc c\u1ee7a \u1ea5m Moka t\u1ea1o ra n\u1ed3ng \u0111\u1ed9 t\u1ed5ng ch\u1ea5t r\u1eafn h\u00f2a tan (TDS), caffeine v\u00e0 acid chlorogenic cao h\u01a1n r\u00f5 r\u1ec7t so v\u1edbi ph\u01b0\u01a1ng ph\u00e1p r\u00f3t tr\u1ecdng l\u1ef1c pour-over.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>C\u00f4ng th\u1ee9c pha \u1ea5m Moka:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>C\u1ee1 xay:<\/strong> M\u1ecbn: m\u1ecbn h\u01a1n pour-over, nh\u01b0ng kh\u00f4ng m\u1ecbn nh\u01b0 espresso.<\/li>\n\n\n\n<li><strong>T\u1ef7 l\u1ec7 pha:<\/strong> ~1:7. K\u00edch c\u1ee1 ph\u1ec5u ch\u1ee9a g\u1ea7n nh\u01b0 quy\u1ebft \u0111\u1ecbnh l\u01b0\u1ee3ng b\u1ed9t, h\u00e3y g\u1ea1t ph\u1eb3ng mi\u1ec7ng ph\u1ec5u, tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng n\u00e9n ch\u1eb7t.<\/li>\n\n\n\n<li><strong>M\u1ef1c n\u01b0\u1edbc:<\/strong> \u0110\u1ed5 n\u01b0\u1edbc v\u00e0o khoang d\u01b0\u1edbi \u0111\u1ebfn ngay s\u00e1t d\u01b0\u1edbi van x\u1ea3 \u00e1p an to\u00e0n.<\/li>\n\n\n\n<li><strong>Nhi\u1ec7t \u0111\u1ed9:<\/strong> L\u1eeda v\u1eeba nh\u1ecf. M\u1edf n\u1eafp \u1ea5m khi \u0111un. Ngay khi nghe ti\u1ebfng r\u00edt s\u00f4i \u00f9ng \u1ee5c \u0111\u1ec1u \u0111\u1eb7n, h\u00e3y nh\u1ea5c \u1ea5m kh\u1ecfi b\u1ebfp ngay l\u1eadp t\u1ee9c.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng L\u1eddi Khuy\u00ean Chuy\u00ean Nghi\u1ec7p Nh\u00ecn Nh\u1eadn C\u00e0 Ph\u00ea \u0110en Nh\u01b0 M\u1ed9t H\u1ec7 Th\u1ed1ng, Kh\u00f4ng Ph\u1ea3i M\u1ed9t C\u00f4ng Th\u1ee9c \u0110\u01a1n L\u1ebb<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110a ph\u1ea7n c\u00e1c b\u00e0i vi\u1ebft ch\u1ec9 \u0111\u01b0a cho b\u1ea1n m\u1ed9t c\u00f4ng th\u1ee9c pha r\u1ed3i d\u1eebng l\u1ea1i. Nh\u1eefng g\u00ec h\u1ecd b\u1ecf qua ch\u00ednh l\u00e0 c\u00e1c \u0111i\u1ec1u ch\u1ec9nh c\u01a1 h\u1ecdc tinh t\u1ebf (ch\u1ecdn gi\u1ea5y l\u1ecdc, mu\u1ed1i, \u0111\u1ed9 \u0111\u1eadm \u0111\u1eb7c) th\u1ef1c s\u1ef1 l\u00e0m thay \u0111\u1ed5i ch\u1ea5t l\u01b0\u1ee3ng h\u01b0\u01a1ng v\u1ecb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">M\u1ed9t nh\u00fam mu\u1ed1i v\u00e0 b\u1ed9 l\u1ecdc chu\u1ea9n x\u00e1c thay \u0111\u1ed5i to\u00e0n b\u1ed9 cu\u1ed9c ch\u01a1i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1eb9o d\u00f9ng mu\u1ed1i r\u1ea5t \u0111\u01a1n gi\u1ea3n. M\u1ed9t nh\u00fam nh\u1ecf r\u1eafc v\u00e0o b\u1ed9t kh\u00f4 tr\u01b0\u1edbc khi pha s\u1ebd kh\u00f3a b\u1edbt v\u1ecb \u0111\u1eafng m\u00e0 kh\u00f4ng h\u1ec1 l\u00e0m c\u00e0 ph\u00ea b\u1ecb m\u1eb7n. Mu\u1ed1i kh\u00f4ng n\u00eam th\u00eam v\u1ecb; n\u00f3 ng\u0103n kh\u00f4ng cho c\u00e1c h\u1ee3p ch\u1ea5t \u0111\u1eafng ti\u1ebfp c\u1eadn th\u1ee5 th\u1ec3 tr\u00ean l\u01b0\u1ee1i b\u1ea1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ecdn b\u1ed9 l\u1ecdc l\u00e0 b\u01b0\u1edbc \u0111i\u1ec1u ch\u1ec9nh quan tr\u1ecdng kh\u00e1c. <strong>Gi\u1ea5y l\u1ecdc<\/strong> \u0111\u1ee7 d\u00e0y \u0111\u1ec3 gi\u1eef l\u1ea1i c\u00e1c gi\u1ecdt d\u1ea7u si\u00eau nh\u1ecf, t\u1ea1o n\u00ean t\u00e1ch c\u00e0 ph\u00ea trong tr\u1ebbo, thanh s\u00e1ng. <strong>L\u01b0\u1edbi l\u1ecdc kim lo\u1ea1i<\/strong> l\u1ea1i cho ph\u00e9p c\u00e1c gi\u1ecdt d\u1ea7u v\u00e0 b\u1ee5i m\u1ecbn \u0111i qua, b\u1ed5 sung \u0111\u1ed9 d\u00e0y v\u00e0 k\u1ebft c\u1ea5u m\u01b0\u1ee3t m\u00e0 cho v\u00f2m mi\u1ec7ng. N\u1ebfu b\u1ea1n th\u00edch s\u1ef1 trong tr\u1ebbo, ch\u1ecdn gi\u1ea5y l\u1ecdc. N\u1ebfu b\u1ea1n th\u00edch s\u1ef1 \u0111\u1eadm \u0111\u00e0, ch\u1ecdn l\u01b0\u1edbi kim lo\u1ea1i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">K\u1ef9 thu\u1eadt pha b\u00f9 n\u01b0\u1edbc (Bypass brewing) gi\u1ea3i quy\u1ebft c\u00f9ng l\u00fac \u0111\u1ed9 \u0111\u1eadm v\u00e0 v\u1ea5n \u0111\u1ec1 n\u01b0\u1edbc n\u00f3ng<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Pha b\u00f9 n\u01b0\u1edbc (Bypass brewing)<\/strong> l\u00e0 m\u1eb9o \u0111i\u1ec1u ch\u1ec9nh n\u1ed3ng \u0111\u1ed9: b\u1ea1n pha m\u1ebb c\u00e0 ph\u00ea \u0111\u1eadm \u0111\u1eb7c h\u01a1n m\u1ee9c mu\u1ed1n u\u1ed1ng, sau \u0111\u00f3 ch\u00e2m th\u00eam n\u01b0\u1edbc n\u00f3ng tinh khi\u1ebft v\u00e0o t\u00e1ch cho \u0111\u1ebfn khi \u0111\u1ea1t \u0111\u1ed9 \u0111\u1eadm v\u1eeba \u00fd. L\u1ee3i \u00edch th\u1ef1c t\u1ebf l\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t. Thay v\u00ec ph\u1ea3i c\u1ed1 g\u1eafng c\u0103n ch\u1ec9nh t\u1ef7 l\u1ec7 chu\u1ea9n x\u00e1c tuy\u1ec7t \u0111\u1ed1i trong t\u1eebng l\u1ea7n r\u00f3t, b\u1ea1n chi\u1ebft xu\u1ea5t m\u1ed9t m\u1ebb n\u01b0\u1edbc c\u1ed1t \u1ed5n \u0111\u1ecbnh r\u1ed3i t\u00f9y ch\u1ec9nh theo kh\u1ea9u v\u1ecb ngay trong ly.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y th\u1eadm ch\u00ed c\u00f2n ph\u00e1t huy t\u00e1c d\u1ee5ng r\u00f5 r\u1ec7t h\u01a1n khi d\u1ee5ng c\u1ee5 \u0111un n\u01b0\u1edbc n\u00f3ng c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f3 t\u00ednh n\u0103ng ch\u1ec9nh nhi\u1ec7t. M\u1ed9t chi\u1ebfc <strong>\u1ea5m si\u00eau t\u1ed1c ti\u00eau chu\u1ea9n<\/strong> kh\u00f4ng c\u00f3 m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb nhi\u1ec7t \u0111\u1ed9 v\u1eabn d\u00f9ng r\u1ea5t t\u1ed1t: ch\u1ec9 c\u1ea7n \u0111\u1ec3 y\u00ean t\u1eeb 30 \u0111\u1ebfn 60 gi\u00e2y sau khi r\u01a1-le ng\u1eaft, b\u1ea1n s\u1ebd \u0111\u01b0a nhi\u1ec7t \u0111\u1ed9 r\u01a1i chu\u1ea9n v\u1ec1 m\u1ee5c ti\u00eau 90\u201396 \u00b0C. <strong>L\u00f2 vi s\u00f3ng<\/strong> c\u0169ng d\u00f9ng \u0111\u01b0\u1ee3c trong tr\u01b0\u1eddng h\u1ee3p b\u1ea5t kh\u1ea3 kh\u00e1ng, d\u00f9 n\u00f3 l\u00e0m n\u00f3ng kh\u00f4ng \u0111\u1ec1u, n\u00ean h\u00e3y khu\u1ea5y \u0111\u1ec1u n\u01b0\u1edbc tr\u01b0\u1edbc khi r\u00f3t pha.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Thi\u1ebft b\u1ecb kh\u00f4ng c\u1ea7n ph\u1ea3i ho\u00e0n h\u1ea3o. S\u1ef1 th\u1ea5u hi\u1ec3u c\u1ee7a b\u1ea1n m\u1edbi l\u00e0 \u0111i\u1ec1u quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">S\u1ef1 Th\u1eadt Tr\u1ef1c Di\u1ec7n: Gi\u1ea3i M\u00e3 Hi\u1ec3u L\u1ea7m V\u1ec1 C\u00e0 Ph\u00ea \u0110en &amp; C\u00e1c T\u00ecnh Hu\u1ed1ng G\u00f3c Khu\u1ea5t<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">H: V\u00ec sao \u0111\u1ec3 h\u1ea1t c\u00e0 ph\u00ea trong ng\u0103n \u0111\u00f4ng \u0111\u00f4i khi l\u1ea1i l\u00e0m h\u1ecfng h\u01b0\u01a1ng v\u1ecb t\u1ec7 h\u01a1n c\u1ea3 \u0111\u1ec3 nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110: Ng\u0103n \u0111\u00f4ng ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u1edbi nh\u1eefng t\u00fai h\u1ea1t c\u00f2n nguy\u00ean seal h\u00fat ch\u00e2n kh\u00f4ng b\u1ea3o qu\u1ea3n d\u00e0i h\u1ea1n. Vi\u1ec7c m\u1edf t\u00fai ra v\u00e0o m\u1ed7i ng\u00e0y s\u1ebd t\u1ea1o chu k\u1ef3 ng\u01b0ng t\u1ee5 \u1ea9m v\u00e0 s\u1ed1c nhi\u1ec7t, l\u00e0m tho\u00e1i h\u00f3a c\u00e1c h\u1ee3p ch\u1ea5t th\u01a1m d\u1ec5 bay h\u01a1i nhanh h\u01a1n c\u1ea3 \u0111\u1ec3 trong t\u1ee7 m\u00e1t \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. B\u1ea1n \u0111ang \u0111\u00e1nh \u0111\u1ed5i s\u1ef1 ti\u1ec7n l\u1ee3i l\u1ea5y s\u1ef1 m\u1ea5t m\u00e1t h\u01b0\u01a1ng v\u1ecb m\u00e0 \u00edt ai \u0111\u1ec3 \u00fd cho t\u1edbi khi n\u1ebfm th\u1eed c\u1ea1nh nhau. H\u00e3y trung th\u00e0nh v\u1edbi h\u1ed9p k\u00edn kh\u00ed \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng cho nhu c\u1ea7u u\u1ed1ng h\u00e0ng ng\u00e0y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H: N\u1ebfu m\u00e1y xay l\u01b0\u1ee1i dao ch\u1ec9 cho ra to\u00e0n b\u1ee5i m\u1ecbn d\u00f9 \u0111\u00e3 xay nh\u1ea5p nh\u1ea3 th\u00ec mu\u1ed1i gi\u1ea3i quy\u1ebft th\u1ebf n\u00e0o?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110: R\u1eafc mu\u1ed1i l\u00ean b\u1ed9t kh\u00f4 tr\u01b0\u1edbc khi xay gi\u00fap tri\u1ec7t ti\u00eau t\u0129nh \u0111i\u1ec7n, ng\u0103n b\u1ee5i m\u1ecbn b\u1ebft d\u00ednh v\u00f3n c\u1ee5c v\u1edbi c\u00e1c m\u1ea9u to. Mu\u1ed1i kh\u00f3a c\u00e1c th\u1ee5 th\u1ec3 v\u1ecb \u0111\u1eafng tr\u00ean l\u01b0\u1ee1i \u0111\u1ec3 l\u00e0m d\u1ecbu v\u1ecb \u0111\u1eafng g\u1eaft c\u1ee7a b\u1ee5i m\u1ecbn b\u1ecb chi\u1ebft xu\u1ea5t qu\u00e1 \u0111\u00e0 m\u00e0 kh\u00f4ng l\u00e0m m\u1eb7n t\u00e1ch c\u00e0 ph\u00ea, bi\u1ebfn m\u1ebb b\u1ed9t h\u1ed7n lo\u1ea1n th\u00e0nh m\u1ed9t m\u1ebb pha c\u00f3 th\u1ec3 u\u1ed1ng ngon l\u00e0nh. H\u00e3y th\u1eed v\u1edbi 1\/4 th\u00eca c\u00e0 ph\u00ea cho m\u1ed7i m\u1ebb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H: T\u1ea1i sao n\u01b0\u1edbc m\u00e1y c\u00f3 t\u00ednh ki\u1ec1m l\u1ea1i l\u00e0m ph\u1eb3ng l\u00ec h\u01b0\u01a1ng v\u1ecb h\u1ea1t thay v\u00ec ch\u1ec9 l\u00e0m gi\u1ea3m \u0111\u1ed9 chua?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110: \u0110\u1ed9 ki\u1ec1m trong n\u01b0\u1edbc ch\u1ee7 \u0111\u1ed9ng trung h\u00f2a c\u00e1c acid h\u1eefu c\u01a1 c\u1ee7a c\u00e0 ph\u00ea trong qu\u00e1 tr\u00ecnh chi\u1ebft xu\u1ea5t, t\u01b0\u1edbc \u0111i \u0111\u1ed9 t\u01b0\u01a1i s\u00e1ng v\u00e0 \u0111\u1ec3 l\u1ea1i v\u1ecb nh\u1ea1t nh\u1ebdo, \u0111\u1ee5c ng\u1ea7u \u2014 kh\u00f4ng ph\u1ea3i \u00edt chua h\u01a1n m\u00e0 l\u00e0 thi\u1ebfu h\u1eb3n s\u1ee9c s\u1ed1ng. Nghi\u00ean c\u1ee9u c\u1ee7a TS. Wellinger ch\u1ec9 ra \u0111\u1ed9 chua c\u1ea3m nh\u1eadn b\u1eb1ng acid h\u1ea1t tr\u1eeb \u0111i t\u00ednh \u0111\u1ec7m c\u1ee7a n\u01b0\u1edbc, v\u00ec v\u1eady h\u00e3y h\u01b0\u1edbng t\u1edbi pH 7 v\u00e0 150 mg\/L TDS. H\u00e3y l\u1ecdc than ho\u1ea1t t\u00ednh tr\u01b0\u1edbc khi pha.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H: \u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu b\u1ea1n b\u1ecf qua b\u01b0\u1edbc bloom \u0111\u1ed1i v\u1edbi h\u1ea1t \u0111\u00e3 rang qu\u00e1 4 tu\u1ea7n?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110: H\u1ea1t c\u0169 gi\u1eef l\u1ea1i \u00edt CO\u2082 n\u00ean b\u1ecdt kh\u00ed bloom r\u1ea5t y\u1ebfu, nh\u01b0ng b\u1ecf qua b\u01b0\u1edbc n\u00e0y v\u1eabn khi\u1ebfn n\u01b0\u1edbc b\u1ecb channeling qua c\u00e1c \u0111i\u1ec3m b\u1ed9t kh\u00f4. H\u00e3y c\u1ee9 r\u00f3t n\u01b0\u1edbc \u0111\u1ec1u tay, nh\u01b0ng chu\u1ea9n b\u1ecb tinh th\u1ea7n \u0111\u00f3n nh\u1eadn m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea m\u1ecfng v\u1ecb v\u00ec c\u00e1c h\u1ee3p ch\u1ea5t th\u01a1m \u0111\u00e3 bay h\u01a1i g\u1ea7n h\u1ebft. H\u1ea1t m\u1edbi rang trong v\u00f2ng 2 tu\u1ea7n m\u1edbi l\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ea7n kho\u1ea3ng d\u1eebng 30 gi\u00e2y \u0111\u00f3 nh\u1ea5t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H: V\u00ec sao \u1ea5m Moka l\u1ea1i chi\u1ebft xu\u1ea5t nhi\u1ec1u caffeine h\u01a1n pour-over d\u00f9 pha c\u00f9ng m\u1ed9t t\u1ef7 l\u1ec7?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110: \u00c1p su\u1ea5t h\u01a1i n\u01b0\u1edbc \u1edf m\u1ee9c 1\u20132 bar \u00e9p l\u01b0\u1ee3ng ch\u1ea5t r\u1eafn h\u00f2a tan, caffeine v\u00e0 acid chlorogenic \u0111i qua b\u1ed9t m\u1ecbn nhi\u1ec1u h\u01a1n h\u1eb3n so v\u1edbi d\u00f2ng ch\u1ea3y t\u1ef1 nhi\u00ean theo tr\u1ecdng l\u1ef1c. Nghi\u00ean c\u1ee9u c\u1ee7a European Food Research x\u00e1c nh\u1eadn n\u00f3 cho ra n\u1ed3ng \u0111\u1ed9 \u0111\u1eadm \u0111\u1eb7c t\u1ef1a nh\u01b0 m\u1ed9t shot espresso lo\u00e3ng. H\u00e3y nh\u1ea5c \u1ea5m kh\u1ecfi b\u1ebfp ngay ti\u1ebfng r\u00edt s\u00f4i \u0111\u1ea7u ti\u00ean \u0111\u1ec3 tr\u00e1nh b\u1ecb kh\u00e9t.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H: Gi\u1ea5y l\u1ecdc v\u00e0 l\u01b0\u1edbi l\u1ecdc kim lo\u1ea1i l\u00e0m \u0111\u1ea3o l\u1ed9n c\u1ea3m gi\u00e1c v\u00f2m mi\u1ec7ng ra sao m\u00e0 kh\u00f4ng \u0111\u1ed5i \u0111\u1ed9 \u0111\u1eadm?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110: Gi\u1ea5y l\u1ecdc gi\u1eef l\u1ea1i d\u1ea7u c\u00e0 ph\u00ea cho ng\u1ee5m u\u1ed1ng trong tr\u1ebbo, thanh s\u00e1ng nh\u01b0ng c\u1ea3m gi\u00e1c m\u1ecfng h\u01a1n; l\u01b0\u1edbi kim lo\u1ea1i cho d\u1ea7u \u0111i qua t\u1ea1o th\u00e2n v\u1ecb d\u00e0y d\u1eb7n, \u0111\u1ea7m \u0111\u00e0 h\u01a1n. C\u00f9ng \u0111\u1ea7u v\u00e0o, hai \u0111\u1ea7u ra kh\u00e1c bi\u1ec7t \u2014 h\u00e3y pha hai m\u1ebb gi\u1ed1ng h\u1ec7t nhau \u0111\u1ec3 n\u1ebfm th\u1eed c\u1ea1nh nhau. Kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o sai, h\u00e3y ch\u1ecdn th\u1ee9 th\u1ecfa m\u00e3n c\u01a1n th\u00e8m c\u00e0 ph\u00ea \u0111en c\u1ee7a ch\u00ednh b\u1ea1n.<\/p>\n\n\n\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Why does freezing beans sometimes wreck your brew worse than room temp?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Freezer works only for unopened vacuum-sealed bags long-term, but daily opening cycles moisture and temp swings that degrade volatiles faster than a cool dark cabinet. You're trading convenience for flavor loss most don't notice until side-by-side tasting. 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