Coffee Technology
Latest articles, industry insights and brewing guides
Famous Specialty Coffees From Around the World and Their Flavor Profiles
Explore the taste, origin, and characteristics of rare and famous coffees like Kopi Luwak, Jamaican Blue Mountain, and Ethiopian Yirgacheffe.
19 Global Coffee Types and Their Flavor Profiles Explained
Explore 19 distinct coffee origins—from Brazil to Kenya—with detailed tasting notes on flavor, acidity, body, and roast preferences.
Why Fresh Coffee Beans Matter for Brewing Better Coffee
Freshness is the foundation of great coffee. Learn how storage time, roast date, and grinding impact your brew’s flavor and extraction.
Why Hand Sorting Matters for Specialty Coffee Beans
Learn why hand sorting green coffee beans is essential to producing high-quality specialty coffee, and how much yield is lost in the process.
Drum vs Air Roasters: How Machine Type Shapes Coffee Flavor
Explore how drum and air roasters impact roast time, acidity, and flavor development, with insights from specialty coffee theory.
The Science of Coffee Roasting: How Raw Beans Become Aroma-Rich
Discover how raw coffee beans transform through roasting, releasing over 800 aromatic compounds and losing 10–25% of their weight.
Coffee Roast Levels Explained: From Light to Italian
Understand the 8 standard coffee roast levels, from light to very dark, with L values and flavor profiles to guide your next brew.
What Coffee Green Bean Sacks Actually Tell You
Green coffee sacks carry essential origin and processing info. Learn how to decode the labels printed on jute bags.
How to Make a Latte Art Tulip: Step-by-Step Guide
Learn how to pour a classic latte art tulip with clear steps, including milk texture, pour height, and layering technique.
How to Make a Heart-Shaped Latte Art Caffe Latte
Learn how to steam milk and pour a heart-shaped latte art design using a standard espresso shot and steamed milk. Step-by-step guide included.
How to Describe Coffee Flavors Like a Pro
Learn the key terms pros use to describe coffee flavors — from acidity and body to sweetness and complexity — with clear definitions and examples.
How to Brew Coffee with a Syphon: History, Method & Tips
Learn the history, science, and step-by-step technique behind syphon coffee brewing, plus expert tips for perfect extraction.
How to Taste Coffee: A Step-by-Step Guide to Coffee Evaluation
Learn how to assess coffee quality like a pro by evaluating fragrance, aroma, acidity, sweetness, bitterness, body, and more.
How SCAA Cupping Evaluates Specialty Coffee Quality
Learn the SCAA’s official cupping protocol: grind size, water temp, scoring, and how pros assess coffee flavor objectively.
How Coffee Roasting Works: Key Basics Every Roaster Should Know
Understand how coffee roasting transforms green beans into brewed flavor. Learn the stages, types, and techniques that shape your cup.
Caffeine Myths Debunked: What Science Says About Coffee’s Effects
No, coffee won’t give you insomnia—unless you think it will. Here’s what research really says about caffeine, sleep, addiction, and health.
Why Higher Water Temp Works for Overlight Roast Coffee
A too-acidic light-roast pour-over? Try raising your water temp. One brewer found 92°C tamed extreme sourness and boosted sweetness in an over-light Costa Rican.
How Coffee Flavor Is Shaped From Crop to Cup
Learn how origin, processing, roast and brewing each affect your cup—60% of flavor comes from the bean itself.
How Coffee Roasting Unlocks Hidden Aromas and Flavors
Learn how proper roasting transforms raw coffee beans from earthy to aromatic, with key insights on weight loss, gas release, and flavor chemistry.
How Coffee Roasting Unlocks 800+ Aromatic Compounds
Learn how professional roasting transforms raw coffee beans with over 2,000 chemical compounds—700–850 aromatic—into the world’s most complex flavor profile through controlled heat.