Coffee Knowledge
Latest articles, industry insights and brewing guides
How to Make Café Brûlot: French-American Spiced Coffee with Brandy
Learn how to make Café Brûlot, the spiced coffee drink with brandy, cloves, and citrus from France and New Orleans, using deep-roast coffee and simple spices.
How Global Cities Roast Coffee Differently
From Tokyo’s medium-dark to Vienna’s dark roast, discover how global cities shape their coffee roasting preferences.
The 3 Stages of Coffee Roasting and Their Key Features
Learn how coffee roasting works through its 3 critical phases: drying, first crack, and cooling. Discover how heat transforms green beans into flavorful roast profiles.
What Happens During Coffee Roasting? The Science Explained
Roasting transforms green coffee beans through heat, creating aroma, acidity, and flavor. Learn how time, temperature, and chemical changes shape your cup.
Why Espresso Needs a Coffee Tamper
Espresso machines brew under 9+ bars of pressure. Without a tamper, water finds weak spots in the puck, causing uneven extraction. Here’s why tamping matters.
What Is SammyLin’s Circle Method in Latte Art?
Learn how the Circle Method—created by Sammy Lin in 2003—produces latte art without traditional pouring, using espresso, milk foam, and crema.
Key Coffee Flavor Terms Every Coffee Drinker Should Know
Master 17 essential English coffee flavor terms—from acidity and sweetness to bitterness and body—used by specialty coffee professionals worldwide.
18 Classic and Creative Coffee Drinks with English Names
Discover 18 well-known coffee drinks from around the world, with clear English names and brief descriptions. Perfect for ordering or exploring global café menus.
Coffee Grinding Basics: Tools, Sizes, and Techniques
Learn the key grind sizes—coarse, medium, fine—and how to choose the right grinder for your brewing method without losing freshness or flavor.
How to Set the Right Grind Size for Coffee
Grind size depends on brew time: espresso needs finest powder, drip coffee the coarsest. Here’s how to match your grind to your brewing method.
What Really Happens During Coffee Roasting
Learn how coffee roasting unlocks over 700 aromatic compounds in green beans and shapes flavor profiles through heat and time.
How to Roast Coffee Beans at Home: Process & Key Steps
Learn the full coffee roasting process—dehydration, first crack, second crack—and how to roast beans at home for optimal flavor.
What Happens During Coffee Roasting? Stages Explained
From drying to second crack, learn the 4 key stages of coffee roasting — including temperatures, sounds, weight loss, and color changes.
How Beginners Should Buy Roasted Coffee Beans
Learn how to choose a trustworthy café, ask the right questions, and buy the right amount of fresh roasted coffee beans as a beginner.
The Honeycomb Structure Inside Roasted Coffee Beans
Japanese research reveals roasted coffee beans form a honeycomb-like internal structure, critical for optimal extraction. Learn how roast methods affect it.
The Three Stages of Coffee Bean Roasting Explained
Learn how green coffee transforms through drying, pyrolysis, and cooling—key phases that define roast profiles and flavor development.
How Coffee Roasting Works: Key Stages & Machine Types
Learn how coffee roasting transforms green beans through key stages like first crack and development time, and explore machine types including drum and hot air roasters.
The Three Levels of Coffee Roasting Mastery
Coffee roasting has three clear skill levels: basic, adjustment, and artistic. Find out which level your roasting skills fall into.
How Coffee Roasting Brings Out the Flavor
Coffee roasting is the crucial stage that develops aroma and taste. Learn how heat transforms green beans into your favorite brew profiles.
Oven-Roasting Panamanian Coffee: A Step-by-Step Report
An experimental oven roast of Panamanian coffee beans produced a deep city roast in 23 minutes with 36g in, 29g out. Here’s how it went.