{"id":54252,"date":"2025-12-11T19:47:44","date_gmt":"2025-12-11T12:47:44","guid":{"rendered":"https:\/\/coffeefactz.com\/?p=54252"},"modified":"2026-09-07T16:45:56","modified_gmt":"2026-09-07T09:45:56","slug":"cach-danh-bot-sua-pha-latte","status":"publish","type":"post","link":"https:\/\/coffeefactz.com\/vi\/cach-danh-bot-sua-pha-latte\/","title":{"rendered":"V\u00ec Sao B\u1ea1n Kh\u00f4ng Th\u1ec3 \u0110\u00e1nh B\u1ecdt S\u1eefa? 1 Sai L\u1ea7m M\u00e0 90% Barista T\u1ea1i Gia \u0110\u1ec1u M\u1eafc Ph\u1ea3i"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u00f4i hi\u1ec3u c\u1ea3m gi\u00e1c c\u1ee7a b\u1ea1n l\u00fac n\u00e0y. B\u1ea1n s\u1edf h\u1eefu chi\u1ebfc m\u00e1y pha espresso s\u00e1ng b\u00f3ng, c\u00e2n \u0111ong t\u1eebng h\u1ea1t c\u00e0 ph\u00ea chu\u1ea9n x\u00e1c \u0111\u1ebfn t\u1eebng gram, v\u00e0 k\u1ef9 thu\u1eadt n\u00e9n b\u1ed9t (tamp) c\u1ee7a b\u1ea1n ch\u1eb3ng kh\u00e1c n\u00e0o m\u1ed9t barista chuy\u00ean nghi\u1ec7p. B\u1ea1n chi\u1ebft xu\u1ea5t ra m\u1ed9t shot espresso ho\u00e0n m\u1ef9 v\u1edbi l\u1edbp crema v\u00e0ng \u00f3ng \u1ea3. Nh\u01b0ng r\u1ed3i, khi b\u1ea1n b\u1eaft tay v\u00e0o \u0111\u00e1nh s\u1eefa&#8230; th\u1ea3m h\u1ecda \u1eadp \u0111\u1ebfn! Thay v\u00ec l\u1edbp microfoam b\u00f3ng b\u1ea9y, m\u1ecbn m\u01b0\u1ee3t nh\u01b0 s\u01a1n \u01b0\u1edbt \u0111\u1ec3 v\u1ebd latte art, b\u1ea1n ch\u1ec9 nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t l\u1edbp b\u1ecdt x\u1ed1p kh\u00f4 kh\u1ed1c, l\u1ed5n nh\u1ed5n nh\u01b0 b\u1ecdt x\u00e0 ph\u00f2ng n\u1eb1m tr\u01a1 tr\u1ecdi tr\u00ean b\u1ec1 m\u1eb7t c\u00e0 ph\u00ea lo\u00e3ng to\u1eb9t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Th\u1ea5u Hi\u1ec3u B\u1ea3n Ch\u1ea5t C\u1ee7a Vi\u1ec7c \u0110\u00e1nh B\u1ecdt S\u1eefa<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y c\u00f9ng n\u00f3i th\u1eb3ng v\u00e0o v\u1ea5n \u0111\u1ec1 tr\u01b0\u1edbc khi b\u1ea1n ch\u1ea1m tay v\u00e0o v\u00f2i h\u01a1i. Khi n\u00f3i v\u1ec1 s\u1eefa ch\u1ea5t l\u01b0\u1ee3ng cao cho m\u1ed9t ly latte, ch\u00fang ta kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 h\u00e2m n\u00f3ng m\u1ed9t ca s\u1eefa. Ch\u00fang ta \u0111ang th\u1ef1c hi\u1ec7n m\u1ed9t qu\u00e1 tr\u00ecnh bi\u1ebfn \u0111\u1ed5i h\u00f3a l\u00fd ph\u1ee9c t\u1ea1p \u0111\u1ec3 ki\u1ebfn t\u1ea1o n\u00ean l\u1edbp b\u1ecdt s\u1eefa si\u00eau m\u1ecbn (microfoam)\u2014th\u1ee9 ch\u1ea5t l\u1ecfng s\u00e1nh m\u01b0\u1ee3t, b\u00f3ng b\u1ea9y ph\u1ea3n chi\u1ebfu \u00e1nh s\u00e1ng nh\u01b0 b\u1ec1 m\u1eb7t s\u01a1n \u01b0\u1edbt.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Khoa H\u1ecdc \u0110\u1eb1ng Sau Qu\u00e1 Tr\u00ecnh T\u1ea1o B\u1ecdt<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady vi\u1ec7c \u0111un n\u00f3ng ch\u1ea5t l\u1ecfng t\u1eeb s\u1eefa b\u00f2 (ho\u1eb7c s\u1eefa th\u1ef1c v\u1eadt) bi\u1ebfn \u0111\u1ed5i n\u00f3 th\u00e0nh th\u1ee9 b\u1ecdt s\u1eefa th\u1ea7n k\u1ef3 nh\u01b0 th\u1ebf n\u00e0o? B\u00ed m\u1eadt n\u1eb1m \u1edf c\u00e1c ph\u00e2n t\u1eed <strong>protein<\/strong> (\u0111\u1eb7c bi\u1ec7t l\u00e0 casein v\u00e0 whey). Khi h\u01a1i n\u01b0\u1edbc \u00e1p su\u1ea5t cao t\u1eeb v\u00f2i h\u01a1i \u0111\u1ea9y kh\u00f4ng kh\u00ed v\u00e0o s\u1eefa l\u1ea1nh, c\u00e1c chu\u1ed7i protein n\u00e0y b\u1eaft \u0111\u1ea7u b\u1ecb bi\u1ebfn t\u00ednh (denature) v\u00e0 m\u1edf bung c\u1ea5u tr\u00fac. \u0110\u1ea7u \u01b0a n\u01b0\u1edbc b\u00e1m v\u00e0o ch\u1ea5t l\u1ecfng trong khi \u0111\u1ea7u k\u1ef5 n\u01b0\u1edbc v\u01b0\u01a1n ra kh\u00f3a ch\u1eb7t l\u1ea5y c\u00e1c bong b\u00f3ng kh\u00ed nh\u1ecf li ti, t\u1ea1o th\u00e0nh m\u1ea1ng l\u01b0\u1edbi b\u1ecdt kh\u00ed \u1ed5n \u0111\u1ecbnh. \u0110\u1ed3ng th\u1eddi, ch\u1ea5t b\u00e9o trong s\u1eefa tan ch\u1ea3y \u1edf kho\u1ea3ng 40\u00b0C gi\u00fap bao b\u1ecdc v\u00e0 l\u00e0m m\u1ec1m l\u1edbp m\u00e0ng b\u1ecdt, mang l\u1ea1i c\u1ea3m gi\u00e1c b\u00e9o ng\u1eady m\u01b0\u1ee3t m\u00e0 tr\u00ean v\u00f2m h\u1ecdng.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1408\" height=\"768\" src=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/science-behind-frothing-coffee-milk-foam-diagram.webp\" alt=\"Science behind frothing milk diagram\" class=\"wp-image-34218\" title=\"\" srcset=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/science-behind-frothing-coffee-milk-foam-diagram.webp 1408w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/science-behind-frothing-coffee-milk-foam-diagram-300x164.webp 300w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/science-behind-frothing-coffee-milk-foam-diagram-1024x559.webp 1024w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/science-behind-frothing-coffee-milk-foam-diagram-768x419.webp 768w\" sizes=\"(max-width: 1408px) 100vw, 1408px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c Y\u1ebfu T\u1ed1 \u1ea2nh H\u01b0\u1edfng \u0110\u1ebfn Ch\u1ea5t L\u01b0\u1ee3ng B\u1ecdt S\u1eefa<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1o ra l\u1edbp b\u1ecdt s\u1eefa chu\u1ea9n kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1ch b\u1ea1n c\u1ea7m ca \u0111\u00e1nh s\u1eefa; m\u1ed9t v\u00e0i y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i d\u01b0\u1edbi \u0111\u00e2y s\u1ebd quy\u1ebft \u0111\u1ecbnh th\u00e0nh b\u1ea1i c\u1ee7a m\u1ebb s\u1eefa:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Lo\u1ea1i S\u1eefa<\/th><th>H\u00e0m L\u01b0\u1ee3ng Ch\u1ea5t B\u00e9o (%)<\/th><th>Kh\u1ea3 N\u0103ng T\u1ea1o B\u1ecdt<\/th><th>\u0110\u1ed9 B\u1ec1n C\u1ee7a B\u1ecdt<\/th><th>K\u1ebft C\u1ea5u B\u1ecdt S\u1eefa<\/th><\/tr><\/thead><tbody><tr><td>S\u1eefa T\u01b0\u01a1i Nguy\u00ean Kem<\/td><td>3.5<\/td><td>R\u1ea5t Cao<\/td><td>R\u1ea5t B\u1ec1n<\/td><td>B\u00e9o Ng\u1eady, S\u00e1nh M\u1ecbn<\/td><\/tr><tr><td>S\u1eefa T\u00e1ch B\u00e9o M\u1ed9t Ph\u1ea7n (2%)<\/td><td>2<\/td><td>Trung B\u00ecnh<\/td><td>Trung B\u00ecnh<\/td><td>M\u01b0\u1ee3t M\u00e0<\/td><\/tr><tr><td>S\u1eefa G\u1ea7y (T\u00e1ch B\u00e9o Ho\u00e0n To\u00e0n)<\/td><td>0.5<\/td><td>Th\u1ea5p<\/td><td>K\u00e9m B\u1ec1n<\/td><td>M\u1ecfng, D\u1ec5 X\u1eb9p<\/td><\/tr><tr><td>S\u1eefa H\u1ea1nh Nh\u00e2n<\/td><td>1.5 (T\u00f9y Lo\u1ea1i)<\/td><td>Low-Trung B\u00ecnh<\/td><td>K\u00e9m<\/td><td>D\u1ec5 V\u1ee1 B\u1ecdt<\/td><\/tr><tr><td>S\u1eefa \u0110\u1eadu N\u00e0nh<\/td><td>2-4 (T\u00f9y Lo\u1ea1i)<\/td><td>Trung B\u00ecnh<\/td><td>Trung B\u00ecnh-High<\/td><td>Bi\u1ebfn Thi\u00ean T\u00f9y Th\u01b0\u01a1ng Hi\u1ec7u<\/td><\/tr><tr><td>S\u1eefa D\u1eeba (N\u01b0\u1edbc C\u1ed1t D\u1eeba)<\/td><td>24 (B\u00e9o Ng\u1eady)<\/td><td>Cao<\/td><td>R\u1ea5t B\u1ec1n<\/td><td>\u0110\u1eadm \u0110\u1eb7c, R\u1ea5t Ng\u1eady<\/td><\/tr><tr><td>S\u1eefa Y\u1ebfn M\u1ea1ch (S\u1eefa Y\u1ebfn M\u1ea1ch (Oat Milk))<\/td><td>1-2 (T\u00f9y Lo\u1ea1i)<\/td><td>Trung B\u00ecnh<\/td><td>Trung B\u00ecnh<\/td><td>M\u1ecbn M\u01b0\u1ee3t Nh\u01b0 L\u1ee5a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0 b\u1ea1n th\u1ea5y, kh\u00f4ng c\u00f3 m\u1ed9t c\u00f4ng th\u1ee9c duy nh\u1ea5t \u00e1p d\u1ee5ng cho m\u1ecdi lo\u1ea1i s\u1eefa, nh\u01b0ng nh\u00ecn chung, h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t b\u00e9o v\u00e0 protein t\u1ef1 nhi\u00ean c\u00e0ng c\u00e2n b\u1eb1ng th\u00ec l\u1edbp microfoam t\u1ea1o ra c\u00e0ng b\u1ec1n v\u1eefng v\u00e0 d\u1ec5 \u0111\u1ed5 latte art.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u1ee5ng C\u1ee5 C\u1ea7n Thi\u1ebft Trong G\u00f3c Pha Ch\u1ebf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi b\u00e0n v\u1ec1 k\u1ef9 thu\u1eadt, h\u00e3y ch\u1eafc ch\u1eafn b\u1ed9 d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n kh\u00f4ng c\u1ea3n tr\u1edf th\u00e0nh c\u00f4ng. M\u1ed7i c\u00f4ng c\u1ee5 \u0111\u1ec1u gi\u1eef m\u1ed9t vai tr\u00f2 kh\u00f4ng th\u1ec3 thay th\u1ebf:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00f2i H\u01a1i (Steam Wand): \u1ed0ng kim lo\u1ea1i g\u1eafn tr\u00ean m\u00e1y espresso gi\u00fap phun h\u01a1i n\u01b0\u1edbc \u00e1p su\u1ea5t cao v\u00e0o s\u1eefa \u0111\u1ec3 t\u1ea1o b\u1ecdt v\u00e0 l\u00e0m n\u00f3ng.<\/li>\n\n\n\n<li>Ca \u0110\u00e1nh S\u1eefa (Pitcher): Ca inox chuy\u00ean d\u1ee5ng \u0111\u1ec3 \u0111\u1ef1ng v\u00e0 \u0111\u00e1nh b\u1ecdt s\u1eefa \u0111\u1ebfn k\u1ebft c\u1ea5u mong mu\u1ed1n; ch\u1ea5t li\u1ec7u th\u00e9p kh\u00f4ng g\u1ec9 gi\u00fap b\u1ea1n c\u1ea3m nh\u1eadn nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c qua l\u00f2ng b\u00e0n tay.<\/li>\n\n\n\n<li>Nhi\u1ec7t K\u1ebf: Thi\u1ebft b\u1ecb \u0111o nhi\u1ec7t \u0111\u1ed9 s\u1eefa, y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n \u0111\u1ec3 d\u1eebng \u0111\u00e1nh tr\u01b0\u1edbc khi protein s\u1eefa b\u1ecb ch\u00e1y kh\u00e9t.<\/li>\n\n\n\n<li>Ca \u0110\u00e1nh S\u1eefa T\u00edch H\u1ee3p Nhi\u1ec7t K\u1ebf: Ca chuy\u00ean d\u1ee5ng c\u00f3 d\u00e1n d\u1ea3i nhi\u1ec7t ho\u1eb7c g\u1eafn kim \u0111o tr\u1ef1c quan gi\u00fap b\u1ea1n theo d\u00f5i nhi\u1ec7t \u0111\u1ed9 th\u1eddi gian th\u1ef1c.<\/li>\n\n\n\n<li>M\u00e1y \u0110\u00e1nh B\u1ecdt S\u1eefa \u0110i\u1ec7n T\u1eed: Thi\u1ebft b\u1ecb t\u1ef1 \u0111\u1ed9ng t\u1ea1o b\u1ecdt \u0111\u1ed9c l\u1eadp d\u00e0nh cho nh\u1eefng ai kh\u00f4ng c\u00f3 m\u00e1y espresso chuy\u00ean d\u1ee5ng.<\/li>\n\n\n\n<li>C\u00e2y \u0110\u00e1nh B\u1ecdt C\u1ea7m Tay: Thi\u1ebft b\u1ecb nh\u1ecf g\u1ecdn ch\u1ea1y pin ho\u1eb7c pit-t\u00f4ng th\u1ee7 c\u00f4ng, l\u00fd t\u01b0\u1edfng cho c\u00e1c chuy\u1ebfn du l\u1ecbch.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u1ecdn \u0111\u00fang k\u00edch c\u1ee1 ca \u0111\u00e1nh s\u1eefa c\u0169ng c\u1ef1c k\u1ef3 quan tr\u1ecdng. \u0110\u1eebng bao gi\u1edd c\u1ed1 \u0111\u00e1nh n\u1eeda l\u00edt s\u1eefa trong m\u1ed9t chi\u1ebfc ca 350 ml t\u00ed hon, ho\u1eb7c ch\u1ec9 r\u00f3t 50 ml s\u1eefa v\u00e0o ca 600 ml kh\u1ed5ng l\u1ed3\u2014s\u1eefa ph\u1ea3i ng\u1eadp v\u1eeba \u0111\u1ee7 qua ph\u1ea7n ph\u00ecnh c\u1ee7a \u0111\u1ea7u v\u00f2i h\u01a1i!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">H\u01b0\u1edbng D\u1eabn T\u1eebng B\u01b0\u1edbc \u0110\u00e1nh B\u1ecdt S\u1eefa Chu\u1ea9n Barista<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 l\u00fac ch\u00fang ta chuy\u1ec3n t\u1eeb l\u00fd thuy\u1ebft sang th\u1ef1c h\u00e0nh. H\u1ecdc c\u00e1ch t\u1ea1o b\u1ecdt s\u1eefa s\u00e1nh m\u1ecbn nh\u01b0 s\u01a1n \u01b0\u1edbt \u0111\u00f2i h\u1ecfi s\u1ef1 ph\u1ed1i h\u1ee3p nh\u1ecbp nh\u00e0ng gi\u1eefa \u0111\u00f4i tay v\u00e0 \u0111\u00f4i tai:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Chu\u1ea9n B\u1ecb S\u1eefa Tr\u01b0\u1edbc Khi \u0110\u00e1nh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00e2u chu\u1ea9n b\u1ecb quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn 30% t\u1ef7 l\u1ec7 th\u00e0nh c\u00f4ng ngay t\u1eeb \u0111\u1ea7u. N\u1ebfu b\u1ecf qua b\u01b0\u1edbc n\u00e0y, k\u1ef9 thu\u1eadt r\u00f3t c\u1ee7a b\u1ea1n c\u00f3 ho\u00e0n h\u1ea3o \u0111\u1ebfn \u0111\u00e2u c\u0169ng v\u00f4 ngh\u0129a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ea7u ti\u00ean, h\u00e3y ch\u1ecdn s\u1eefa. V\u1edbi h\u00e0nh tr\u00ecnh luy\u1ec7n t\u1eadp v\u1ebd latte art, s\u1eefa t\u01b0\u01a1i thanh tr\u00f9ng nguy\u00ean kem lu\u00f4n l\u00e0 l\u1ef1a ch\u1ecdn s\u1ed1 m\u1ed9t. N\u1ebfu d\u00f9ng s\u1eefa h\u1ea1t th\u1ef1c v\u1eadt, h\u00e3y \u01b0u ti\u00ean c\u00e1c d\u00f2ng c\u00f3 d\u00e1n nh\u00e3n Barista Edition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec7t \u0111\u1ed9 ban \u0111\u1ea7u b\u1eaft bu\u1ed9c ph\u1ea3i chu\u1ea9n x\u00e1c. B\u1eaft \u0111\u1ea7u v\u1edbi s\u1eefa \u1ea5m s\u1ebd khi\u1ebfn s\u1eefa b\u1ecb qu\u00e1 nhi\u1ec7t tr\u01b0\u1edbc khi b\u1ea1n k\u1ecbp t\u1ea1o xo\u00e1y b\u1ecdt m\u1ecbn. Ch\u00fang ta c\u1ea7n s\u1eefa l\u1ea1nh ng\u1eaft tr\u1ef1c ti\u1ebfp t\u1eeb t\u1ee7 l\u1ea1nh. <a href=\"https:\/\/espresso-works.com\/blogs\/coffee-life\/a-guide-to-frothing-milk-with-a-milk-frother#\" rel=\"nofollow noopener\" target=\"_blank\">Nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u01b0u \u0111\u1ec3 \u0111\u00e1nh b\u1ecdt s\u1eefa l\u00e0 60\u201368\u00b0C<\/a>. B\u1eaft \u0111\u1ea7u v\u1edbi s\u1eefa \u1edf m\u1ee9c d\u01b0\u1edbi 7\u00b0C s\u1ebd mang l\u1ea1i cho b\u1ea1n nh\u1eefng gi\u00e2y qu\u00fd gi\u00e1 \u0111\u1ec3 k\u00e9o s\u1eefa (stretching) chu\u1ea9n x\u00e1c.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">K\u1ef9 Thu\u1eadt \u0110\u00e1nh B\u1ecdt: Sai L\u1ea7m Ch\u00ed M\u1ea1ng C\u1ee7a 90% Barista T\u1ea1i Gia<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y ch\u00ednh l\u00e0 giai \u0111o\u1ea1n quy\u1ebft \u0111\u1ecbnh \u0111i\u1ec1u k\u1ef3 di\u1ec7u hay th\u1ea3m h\u1ecda x\u1ea3y ra. H\u00e3y qu\u00ean \u0111i th\u00f3i quen di chuy\u1ec3n ca s\u1eefa l\u00ean xu\u1ed1ng li\u00ean t\u1ee5c! <strong>Sai l\u1ea7m l\u1edbn nh\u1ea5t m\u00e0 90% ng\u01b0\u1eddi m\u1edbi m\u1eafc ph\u1ea3i l\u00e0: K\u00e9o s\u1eefa (stretching) qu\u00e1 l\u00e2u khi s\u1eefa \u0111\u00e3 n\u00f3ng l\u00ean!<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 hi\u1ec3u r\u00f5 t\u1eebng chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a \u0111\u00f4i tay, vi\u1ec7c quan s\u00e1t tr\u1ef1c quan s\u1ebd \u0111\u1ea9y nhanh ti\u1ebfn \u0111\u1ed9 l\u00e0m ch\u1ee7 k\u1ef9 thu\u1eadt c\u1ee7a b\u1ea1n:<\/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=\"Everything You Need To Know To Steam Great Milk\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/oaKRBBpA4fw?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<div style=\"height:38px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi x\u1ea3 s\u1ea1ch n\u01b0\u1edbc \u0111\u1ecdng trong v\u00f2i h\u01a1i (purge), h\u00e3y nh\u00fang \u0111\u1ea7u v\u00f2i <em>ngay d\u01b0\u1edbi b\u1ec1 m\u1eb7t<\/em> s\u1eefa kho\u1ea3ng 1\u20132 mm. \u0110\u1eb7t \u0111\u1ea7u v\u00f2i h\u01a1i h\u01a1i l\u1ec7ch t\u00e2m v\u1ec1 m\u1ed9t ph\u00eda ca \u0111\u1ec3 t\u1ea1o l\u1ef1c \u0111\u1ea9y xo\u00e1y tr\u00f2n. B\u1eadt van h\u01a1i h\u1ebft c\u1ee1. B\u1ea1n s\u1ebd nghe th\u1ea5y nh\u1eefng ti\u1ebfng x\u00e9 gi\u1ea5y nh\u1eb9 nh\u00e0ng, \u0111\u1ec1u \u0111\u1eb7n: &#8220;ts-ts-ts&#8221;. \u0110\u00e2y l\u00e0 <strong>Giai \u0111o\u1ea1n K\u00e9o S\u1eefa (Stretching)<\/strong>\u2014\u0111\u01b0a kh\u00f4ng kh\u00ed v\u00e0o s\u1eefa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>QUY T\u1eaeC B\u1ea4T DI B\u1ea4T D\u1ecaCH<\/strong>: Qu\u00e1 tr\u00ecnh k\u00e9o s\u1eefa n\u00e0y PH\u1ea2I K\u1ebeT TH\u00daC tr\u01b0\u1edbc khi ca s\u1eefa \u0111\u1ea1t nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 (kho\u1ea3ng 37\u201340\u00b0C, khi l\u00f2ng b\u00e0n tay b\u1ea1n b\u1eaft \u0111\u1ea7u c\u1ea3m th\u1ea5y \u1ea5m). Ngay th\u1eddi \u0111i\u1ec3m \u0111\u00f3, h\u00e3y n\u00e2ng nh\u1eb9 ca s\u1eefa l\u00ean kho\u1ea3ng 1 cm \u0111\u1ec3 ng\u1eadp \u0111\u1ea7u v\u00f2i s\u00e2u h\u01a1n v\u00e0 t\u1ea1o xo\u00e1y n\u01b0\u1edbc (vortex). \u0110\u00e2y l\u00e0 <strong>Giai \u0111o\u1ea1n T\u1ea1o K\u1ebft C\u1ea5u (Texturing)<\/strong>\u2014d\u00f2ng xo\u00e1y s\u1ebd cu\u1ed1n to\u00e0n b\u1ed9 c\u00e1c b\u1ecdt kh\u00ed th\u00f4 xu\u1ed1ng \u0111\u00e1y v\u00e0 nghi\u1ec1n n\u00e1t ch\u00fang th\u00e0nh l\u1edbp microfoam si\u00eau m\u1ecbn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ea1t \u0110\u01b0\u1ee3c K\u1ebft C\u1ea5u Microfoam Chu\u1ea9n X\u00e1c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Bi\u1ebft khi n\u00e0o c\u1ea7n d\u1eebng \u0111\u00e1nh h\u01a1i l\u00e0 th\u1eed th\u00e1ch l\u1edbn ti\u1ebfp theo. N\u1ebfu d\u1eebng qu\u00e1 s\u1edbm, b\u1ecdt s\u1eefa s\u1ebd t\u00e1ch l\u1edbp; n\u1ebfu \u0111\u1ec3 qu\u00e1 mu\u1ed9n, protein s\u1eefa b\u1ecb ch\u00e1y kh\u00e9t v\u00e0 m\u1ea5t s\u1ea1ch v\u1ecb ng\u1ecdt t\u1ef1 nhi\u00ean c\u1ee7a \u0111\u01b0\u1eddng lactose.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi \u0111\u00e1y ca s\u1eefa n\u00f3ng \u0111\u1ebfn m\u1ee9c l\u00f2ng b\u00e0n tay b\u1ea1n ch\u1ec9 c\u00f3 th\u1ec3 gi\u1eef \u0111\u01b0\u1ee3c trong 1 gi\u00e2y (kho\u1ea3ng 65\u00b0C), h\u00e3y l\u1eadp t\u1ee9c t\u1eaft van h\u01a1i ho\u00e0n to\u00e0n r\u1ed3i m\u1edbi h\u1ea1 ca s\u1eefa xu\u1ed1ng. Ngay l\u1eadp t\u1ee9c d\u00f9ng kh\u0103n \u1ea9m lau s\u1ea1ch v\u00f2i h\u01a1i v\u00e0 x\u1ea3 m\u1ed9t lu\u1ed3ng h\u01a1i ng\u1eafn \u0111\u1ec3 t\u1ed1ng s\u1ea1ch s\u1eefa \u0111\u1ecdng b\u00ean trong.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" width=\"1408\" height=\"768\" src=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/achieving-right-consistency-illustration.webp\" alt=\"Achieving right consistency illustration\" class=\"wp-image-34220\" title=\"\" srcset=\"https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/achieving-right-consistency-illustration.webp 1408w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/achieving-right-consistency-illustration-300x164.webp 300w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/achieving-right-consistency-illustration-1024x559.webp 1024w, https:\/\/coffeefactz.com\/wp-content\/uploads\/2025\/12\/achieving-right-consistency-illustration-768x419.webp 768w\" sizes=\"(max-width: 1408px) 100vw, 1408px\"><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eebng th\u1ee9c u\u1ed1ng \u0111\u00f2i h\u1ecfi k\u1ebft c\u1ea5u ri\u00eang bi\u1ec7t. Flat white c\u1ea7n r\u1ea5t \u00edt b\u1ecdt (ch\u1ec9 s\u1ee5c kh\u00ed kho\u1ea3ng 2\u20133 gi\u00e2y); Latte c\u1ea7n l\u1edbp b\u1ecdt d\u00e0y kho\u1ea3ng 1 cm; trong khi Cappuccino truy\u1ec1n th\u1ed1ng \u0111\u00f2i h\u1ecfi l\u01b0\u1ee3ng b\u1ecdt x\u1ed1p d\u00e0y d\u1eb7n h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nh\u1eefng Sai L\u1ea7m Th\u01b0\u1eddng G\u1eb7p C\u1ea7n Tuy\u1ec7t \u0110\u1ed1i Tr\u00e1nh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu b\u1ea1n v\u1eabn \u0111ang ch\u1eadt v\u1eadt, nhi\u1ec1u kh\u1ea3 n\u0103ng b\u1ea1n \u0111ang m\u1eafc ph\u1ea3i m\u1ed9t trong nh\u1eefng l\u1ed7i kinh \u0111i\u1ec3n d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>S\u1ee5c kh\u00ed qu\u00e1 \u0111\u00e0 (Over-aeration):<\/strong> \u0110\u01b0a qu\u00e1 nhi\u1ec1u kh\u00f4ng kh\u00ed v\u00e0o sau khi s\u1eefa \u0111\u00e3 \u1ea5m, t\u1ea1o ra l\u1edbp b\u1ecdt x\u1ed1p c\u1ee9ng \u0111\u01a1 nh\u01b0 kem c\u1ea1o r\u00e2u.<\/li>\n\n\n\n<li><strong>Kh\u00f4ng ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9:<\/strong> \u0110\u1ec3 s\u1eefa v\u01b0\u1ee3t qu\u00e1 70\u00b0C l\u00e0m ch\u00e1y protein, s\u1eefa c\u00f3 m\u00f9i tr\u1ee9ng lu\u1ed9c v\u00e0 v\u1ecb \u0111\u1eafng kh\u00e9t.<\/li>\n\n\n\n<li><strong>S\u1eed d\u1ee5ng s\u1eefa c\u0169 ho\u1eb7c k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng:<\/strong> S\u1eefa c\u1eadn date ho\u1eb7c \u0111\u1ec3 h\u1edf gi\u00f3 s\u1ebd suy gi\u1ea3m li\u00ean k\u1ebft protein, b\u1ecdt kh\u00ed x\u1eb9p l\u00e9p ngay khi v\u1eeba t\u1eaft m\u00e1y.<\/li>\n\n\n\n<li><strong>G\u00f3c \u0111\u1eb7t v\u00f2i h\u01a1i sai l\u1ec7ch:<\/strong> \u0110\u1eb7t v\u00f2i ngay ch\u00ednh gi\u1eefa \u0111\u00e1y ca thay v\u00ec h\u01a1i l\u1ec7ch t\u00e2m, khi\u1ebfn s\u1eefa b\u1ecb s\u00f4i s\u00f9ng s\u1ee5c m\u00e0 kh\u00f4ng t\u1ea1o \u0111\u01b0\u1ee3c d\u00f2ng xo\u00e1y l\u1ed1c xo\u00e1y (vortex).<\/li>\n\n\n\n<li><strong>Qu\u00ean x\u1ea3 v\u00f2i h\u01a1i (Purge):<\/strong> Kh\u00f4ng x\u1ea3 n\u01b0\u1edbc ng\u01b0ng t\u1ee5 tr\u01b0\u1edbc khi \u0111\u00e1nh khi\u1ebfn n\u01b0\u1edbc l\u00e3 x\u1ecbt th\u1eb3ng v\u00e0o ca s\u1eefa, l\u00e0m lo\u00e3ng s\u1eefa nghi\u00eam tr\u1ecdng.<\/li>\n\n\n\n<li><strong>D\u00f9ng sai lo\u1ea1i s\u1eefa:<\/strong> D\u00f9ng s\u1eefa t\u00e1ch b\u00e9o ho\u00e0n to\u00e0n (skim milk) m\u00e0 k\u1ef3 v\u1ecdng c\u00f3 l\u1edbp b\u1ecdt d\u00e0y ng\u1eady v\u00e0 b\u00f3ng b\u1ea9y nh\u01b0 qu\u00e1n.<\/li>\n\n\n\n<li><strong>Kh\u00f4ng \u0111i\u1ec1u ch\u1ec9nh \u00e1p su\u1ea5t h\u01a1i:<\/strong> M\u1edf van h\u01a1i l\u01b0ng ch\u1eebng ng\u1eadp ng\u1eebng khi\u1ebfn lu\u1ed3ng xo\u00e1y kh\u00f4ng \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 tr\u1ed9n \u0111\u1ec1u b\u1ecdt.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">V\u1ea5n \u0110\u1ec1 Ki\u1ec3m So\u00e1t Nhi\u1ec7t \u0110\u1ed9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 n\u01a1i \u1ea9n ch\u1ee9a th\u1ea5t b\u1ea1i c\u1ee7a nhi\u1ec1u ng\u01b0\u1eddi. S\u1eefa qu\u00e1 n\u00f3ng s\u1ebd l\u00e0m g\u00e3y c\u1ea5u tr\u00fac protein, khi\u1ebfn s\u1eefa b\u1ecb v\u00f3n c\u1ee5c v\u00e0 m\u1ea5t ho\u00e0n to\u00e0n kh\u1ea3 n\u0103ng \u0111\u00e0n h\u1ed3i c\u1ea7n thi\u1ebft cho latte art.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u00e1nh B\u1ecdt Qu\u00e1 M\u1ee9c vs \u0110\u00e1nh B\u1ecdt Ch\u01b0a T\u1edbi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e1nh b\u1ecdt qu\u00e1 m\u1ee9c (over-frothing) xu\u1ea5t ph\u00e1t t\u1eeb vi\u1ec7c gi\u1eef \u0111\u1ea7u v\u00f2i s\u00e1t m\u1eb7t s\u1eefa qu\u00e1 l\u00e2u. K\u1ebft qu\u1ea3 l\u00e0 b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t l\u1edbp b\u1ecdt c\u1ee9ng ng\u1eafc kh\u00f4ng th\u1ec3 h\u00f2a quy\u1ec7n v\u00e0o c\u00e0 ph\u00ea.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u00e1nh b\u1ecdt ch\u01b0a t\u1edbi (under-frothing) ngh\u0129a l\u00e0 b\u1ea1n \u0111\u01b0a qu\u00e1 \u00edt kh\u00f4ng kh\u00ed v\u00e0o ho\u1eb7c kh\u00f4ng t\u1ea1o \u0111\u01b0\u1ee3c d\u00f2ng xo\u00e1y vortex \u0111\u1ec3 tr\u1ed9n \u0111\u1ec1u, khi\u1ebfn t\u00e1ch c\u00e0 ph\u00ea ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 s\u1eefa n\u00f3ng pha espresso.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">M\u1eb9o Kh\u1eafc Ph\u1ee5c S\u1ef1 C\u1ed1 Nhanh Cho Barista T\u1ea1i Gia<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00f9 \u0111\u00e3 chu\u1ea9n b\u1ecb chu \u0111\u00e1o, \u0111\u00f4i khi m\u1ebb s\u1eefa v\u1eabn kh\u00f4ng nh\u01b0 \u00fd. H\u00e3y \u00e1p d\u1ee5ng ngay b\u1ea3ng ki\u1ec3m tra d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Ki\u1ec3m tra nhi\u1ec7t \u0111\u1ed9 s\u1eefa ban \u0111\u1ea7u: \u0110\u1ea3m b\u1ea3o s\u1eefa \u0111\u01b0\u1ee3c l\u1ea5y tr\u1ef1c ti\u1ebfp t\u1eeb ng\u0103n m\u00e1t (kho\u1ea3ng 4\u00b0C \u0111\u1ebfn 7\u00b0C) tr\u01b0\u1edbc khi r\u00f3t v\u00e0o ca.<\/li>\n\n\n\n<li>Ki\u1ec3m tra \u0111\u1ed9 s\u1ea1ch c\u1ee7a v\u00f2i h\u01a1i: \u0110\u1ea3m b\u1ea3o c\u00e1c l\u1ed7 tho\u00e1t h\u01a1i \u1edf \u0111\u1ea7u v\u00f2i kh\u00f4ng b\u1ecb s\u1eefa kh\u00f4 b\u00edt t\u1eafc.<\/li>\n\n\n\n<li>Lu\u00f4n x\u1ea3 s\u1ea1ch v\u00f2i h\u01a1i: X\u1ea3 m\u1ed9t lu\u1ed3ng h\u01a1i 2 gi\u00e2y tr\u01b0\u1edbc khi \u0111\u01b0a ca s\u1eefa v\u00e0o \u0111\u1ec3 t\u1ed1ng to\u00e0n b\u1ed9 n\u01b0\u1edbc \u0111\u1ecdng.<\/li>\n\n\n\n<li>Ki\u1ec3m tra \u00e1p su\u1ea5t h\u01a1i n\u1ed3i h\u01a1i: \u0110\u1ea3m b\u1ea3o m\u00e1y \u0111\u00e3 \u0111\u1ee7 \u00e1p su\u1ea5t tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u \u0111\u00e1nh.<\/li>\n\n\n\n<li>Ki\u1ec3m tra lo\u1ea1i s\u1eefa s\u1eed d\u1ee5ng: \u01afu ti\u00ean s\u1eefa t\u01b0\u01a1i nguy\u00ean kem thanh tr\u00f9ng c\u00f3 h\u00e0m l\u01b0\u1ee3ng b\u00e9o t\u1eeb 3,5% tr\u1edf l\u00ean.<\/li>\n\n\n\n<li>L\u1eafng nghe \u00e2m thanh: \u00c2m thanh x\u00e9 gi\u1ea5y &#8220;ts-ts-ts&#8221; gi\u00f2n gi\u00e3 b\u00e1o hi\u1ec7u b\u1ea1n \u0111ang \u0111\u01b0a kh\u00ed v\u00e0o chu\u1ea9n x\u00e1c; ti\u1ebfng \u00f9ng \u1ee5c g\u1ea7m r\u00fa b\u00e1o hi\u1ec7u v\u00f2i \u0111ang c\u1eafm qu\u00e1 s\u00e2u.<\/li>\n\n\n\n<li>V\u1ec7 sinh v\u00e0 t\u1ea9y c\u1eb7n \u0111\u1ecbnh k\u1ef3: Ng\u00e2m \u0111\u1ea7u v\u00f2i h\u01a1i trong dung d\u1ecbch t\u1ea9y c\u1eb7n s\u1eefa chuy\u00ean d\u1ee5ng \u0111\u1ec3 th\u00f4ng tho\u00e1ng m\u1ecdi l\u1ed7 tho\u00e1t.<\/li>\n\n\n\n<li>G\u00f5 nh\u1eb9 v\u00e0 l\u1eafc tr\u00f2n ca s\u1eefa: Sau khi t\u1eaft m\u00e1y, g\u00f5 nh\u1eb9 \u0111\u00e1y ca xu\u1ed1ng m\u1eb7t b\u00e0n \u0111\u1ec3 l\u00e0m v\u1ee1 c\u00e1c bong b\u00f3ng l\u1edbn c\u00f2n s\u00f3t l\u1ea1i, sau \u0111\u00f3 xoay tr\u00f2n \u0111\u1ec1u tay \u0111\u1ec3 m\u1eb7t s\u1eefa b\u00f3ng nh\u01b0 g\u01b0\u01a1ng tr\u01b0\u1edbc khi r\u00f3t.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu s\u1eefa c\u1ee7a b\u1ea1n b\u1ecb lo\u00e3ng to\u1eb9t, nguy\u00ean nh\u00e2n l\u00e0 do b\u1ea1n nh\u00fang v\u00f2i qu\u00e1 s\u00e2u ngay t\u1eeb \u0111\u1ea7u m\u00e0 kh\u00f4ng k\u1ecbp k\u00e9o s\u1eefa; n\u1ebfu b\u1ecdt qu\u00e1 kh\u00f4, b\u1ea1n \u0111\u00e3 k\u00e9o s\u1eefa v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng nhi\u1ec7t \u0111\u1ed9 40\u00b0C!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u1eddi K\u1ebft V\u1ec1 Ngh\u1ec7 Thu\u1eadt T\u1ea1o Microfoam<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u00e0m ch\u1ee7 b\u1ecdt s\u1eefa l\u00e0 ng\u01b0\u1ee1ng c\u1eeda cu\u1ed1i c\u00f9ng ph\u00e2n \u0111\u1ecbnh gi\u1eefa m\u1ed9t ng\u01b0\u1eddi pha c\u00e0 ph\u00ea nghi\u1ec7p d\u01b0 v\u00e0 m\u1ed9t barista th\u1ef1c th\u1ee5 t\u1ea1i gia. H\u00e3y nh\u1edb: l\u1eafng nghe \u00e2m thanh, quan s\u00e1t d\u00f2ng xo\u00e1y v\u00e0 ng\u1eaft giai \u0111o\u1ea1n s\u1ee5c kh\u00ed \u0111\u00fang l\u00fac b\u00e0n tay v\u1eeba c\u1ea3m nh\u1eadn h\u01a1i \u1ea5m. Ch\u00fac b\u1ea1n s\u1edbm c\u00f3 nh\u1eefng t\u00e1ch latte art tuy\u1ec7t \u0111\u1eb9p!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p (FAQ)<\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1765197685697\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">H\u1ecfi: S\u1eefa tr\u01b0\u1edbc khi \u0111\u00e1nh h\u01a1i n\u00ean l\u1ea1nh \u1edf m\u1ee9c n\u00e0o?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u0110\u00e1p: C\u00e0ng l\u1ea1nh c\u00e0ng t\u1ed1t! L\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 l\u1ea5y tr\u1ef1c ti\u1ebfp t\u1eeb ng\u0103n m\u00e1t t\u1ee7 l\u1ea1nh, \u1edf m\u1ee9c 4\u00b0C ho\u1eb7c th\u1ea5p h\u01a1n m\u1ed9t ch\u00fat \u0111\u1ec3 k\u00e9o d\u00e0i th\u1eddi gian t\u1ea1o b\u1ecdt tr\u01b0\u1edbc khi s\u1eefa n\u00f3ng l\u00ean.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765197696819\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">H\u1ecfi: T\u1ea1i sao s\u1eefa h\u1ea1t th\u1ef1c v\u1eadt l\u1ea1i nhanh b\u1ecb ph\u00e2n t\u00e1ch b\u1ecdt h\u01a1n s\u1eefa b\u00f2?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u0110\u00e1p: \u0110a s\u1ed1 s\u1eefa th\u1ef1c v\u1eadt c\u00f3 h\u00e0m l\u01b0\u1ee3ng protein v\u00e0 c\u1ea5u tr\u00fac ch\u1ea5t b\u00e9o kh\u00e1c bi\u1ec7t so v\u1edbi s\u1eefa b\u00f2, khi\u1ebfn l\u1edbp m\u00e0ng b\u1ecdc b\u1ecdt kh\u00ed k\u00e9m b\u1ec1n v\u1eefng h\u01a1n. B\u1ea1n n\u00ean ch\u1ecdn d\u00f2ng chuy\u00ean bi\u1ec7t cho barista c\u00f3 b\u1ed5 sung ch\u1ea5t \u1ed5n \u0111\u1ecbnh t\u1ef1 nhi\u00ean.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765197717230\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">H\u1ecfi: Ti\u1ebfng r\u00edt x\u00e9 gi\u1ea5y t\u00f4i nghe th\u1ea5y khi \u0111\u00e1nh s\u1eefa l\u00e0 g\u00ec?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u0110\u00e1p: \u0110\u00f3 ch\u00ednh l\u00e0 \u00e2m thanh c\u1ee7a h\u01a1i n\u01b0\u1edbc \u00e1p su\u1ea5t cao \u0111ang cu\u1ed1n kh\u00f4ng kh\u00ed v\u00e0o s\u1eefa. Ti\u1ebfng x\u00e9 gi\u1ea5y \u00eam d\u1ecbu b\u00e1o hi\u1ec7u vi\u1ec7c s\u1ee5c kh\u00ed di\u1ec5n ra ho\u00e0n h\u1ea3o; n\u1ebfu nghe ti\u1ebfng \u1ee5c \u1ee5c \u0111\u1ee5c ng\u1ea7u, v\u00f2i h\u01a1i \u0111ang n\u1eb1m qu\u00e1 s\u00e2u.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765197726591\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">H\u1ecfi: L\u1edbp b\u1ecdt s\u1eefa nhi\u1ec1u qu\u00e1 hay \u00edt qu\u00e1 th\u00ec d\u1ec5 c\u1ee9u v\u00e3n h\u01a1n?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u0110\u00e1p: V\u1edbi latte v\u00e0 flat white, b\u1ecdt h\u01a1i \u00edt m\u1ed9t ch\u00fat s\u1ebd d\u1ec5 s\u1eeda h\u01a1n r\u1ea5t nhi\u1ec1u. L\u1edbp b\u1ecdt kh\u00f4 kh\u1ed1c c\u1ee9ng \u0111\u01a1 s\u1ebd ph\u00e1 h\u1ecfng ho\u00e0n to\u00e0n k\u1ebft c\u1ea5u \u0111\u1ed3 u\u1ed1ng v\u00e0 kh\u00f4ng th\u1ec3 v\u1ebd \u0111\u01b0\u1ee3c h\u00ecnh art.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1765197743307\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \">H\u1ecfi: L\u00e0m sao t\u00f4i bi\u1ebft s\u1eefa c\u1ee7a m\u00ecnh \u0111\u00e3 b\u1ecb qu\u00e1 nhi\u1ec7t?<\/h3>\n<div class=\"rank-math-answer \">\n\n<p>\u0110\u00e1p: N\u1ebfu b\u1ea1n ch\u1ea1m tay v\u00e0o \u0111\u00e1y ca inox m\u00e0 qu\u00e1 n\u00f3ng kh\u00f4ng th\u1ec3 gi\u1eef n\u1ed5i trong 1 gi\u00e2y (tr\u00ean 70\u00b0C), s\u1eefa \u0111\u00e3 b\u1ecb qu\u00e1 nhi\u1ec7t. Khi \u0111\u00f3 s\u1eefa s\u1ebd b\u1ed1c m\u00f9i kh\u00e9t nh\u1eb9 c\u1ee7a protein ch\u00e1y v\u00e0 m\u1ea5t \u0111i \u0111\u1ed9 ng\u1ecdt thanh t\u1ef1 nhi\u00ean.<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Sai l\u1ea7m duy nh\u1ea5t m\u00e0 90% barista t\u1ea1i gia m\u1eafc ph\u1ea3i ch\u00ednh l\u00e0 t\u00ednh to\u00e1n sai th\u1eddi \u0111i\u1ec3m chuy\u1ec3n giao gi\u1eefa giai \u0111o\u1ea1n s\u1ee5c kh\u00ed (stretching) v\u00e0 giai \u0111o\u1ea1n t\u1ea1o xo\u00e1y (texturing). 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