Pham Toan

Pham Toan is a veteran barista and café owner who has been shaping coffee experiences since 2017. Driven by an exhaustive approach to the beverage, his expertise spans sensory analysis, advanced brewing extraction mechanics, and beverage nutritional data tracking. Through Coffee Factz, Toan bridges the gap between commercial hospitality and rigorous coffee education, creating data-driven guides that map every single corner of the coffee world for global enthusiasts.

brewing black eye coffee
Brewing

How to Make Black Eye Coffee: Step‑by‑Step Recipe + Definition

Black eye coffee is a potent beverage defined as standard drip coffee infused with two shots of espresso, resulting in a massive caffeine boost. Originally conceived by Pacific Northwest coffee shops, this mix requires brewing a base of regular coffee and pulling a double shot of espresso. Read on to master this turbo-charged cup and conquer your day.

How to Make Black Eye Coffee: Step‑by‑Step Recipe + Definition Read More »

A stylized 3D infographic showing a side-by-side comparison of cold brew versus drip coffee caffeine levels.
Recipes

Cold Brew Caffeine vs. Drip Coffee: The Dilution Truth Most Comparisons Miss

Cold brew caffeine myth rewrites everything you think you know about your morning cup. Most comparisons ignore dilution entirely—measuring concentrate against a finished drip coffee and calling it science. We find that once you account for a standard coffee-to-water ratio, ready-to-drink cold brew and drip coffee deliver surprisingly similar caffeine content, collapsing the “cold brew is stronger” assumption completely.

Cold Brew Caffeine vs. Drip Coffee: The Dilution Truth Most Comparisons Miss Read More »

Scroll to Top