Coffee Technology
Latest articles, industry insights and brewing guides
Understanding Coffee Cupping Terms: Key English-Chinese Glossary
Learn essential coffee cupping terms in English and Chinese, including acidity, body, aroma, and flavor profiles used by professional tasters.
How to Use the SCAA Cupping Form to Score Coffee
Learn how to evaluate coffee using the SCAA cupping form, covering 10 key flavor attributes like aroma, acidity, and aftertaste.
What Is Coffee Cupping and How Professionals Do It
Learn how specialty coffee professionals evaluate coffee via cupping: the process, tools, scoring, and key details behind every professional cup test.
How to Stop Coffee Powder Sticking in Your Grinder Hopper
Learn how to grind only the exact amount of coffee you need—without leaving old grounds in your grinder’s dosing chamber.
Coffee Roast Levels Explained: 8 Stages from Light to Dark
Explore the 8 key roast levels for coffee beans, from light to dark, with details on flavor, acidity, and ideal brewing uses.
Understanding Coffee Extraction: Fixing Common Misconceptions
Learn the key metrics behind optimal coffee extraction—extraction rate and concentration—and how to adjust them for balanced flavor.
How to Judge Espresso Quality by Crema Color
Learn how espresso crema color indicates extraction quality, from under-extracted pale crema to over-extracted dark brown.
World Coffee Varieties and Their Flavor Profiles by Region
Explore the distinct flavors of Geisha, Typica, Bourbon and other coffee varieties grown across Panama, Colombia, Ethiopia, and more.
Basic Coffee Flavor Terms Every Coffee Drinker Should Know
Learn the essential vocabulary to describe coffee flavors—from acidity and body to sweetness and bitterness—in this beginner’s guide.
Where Does Coffee Come From? A History of Global Origins
Coffee originated in Ethiopia in the 6th century, spread via Yemen by the 15th century, and now grows in over ten major regions worldwide.
Where Is the Best Coffee in the World Grown?
The best coffee in the world is widely agreed to come from Jamaica’s Blue Mountains, known for balanced flavor and elite rarity.
How Coffee Beans Are Processed: Natural, Honey, Washed Methods Explained
Explore how natural, honey, and washed processing shapes coffee flavor. Learn the steps, timelines, and risks behind each method.
How Australia Shaped Modern Specialty Coffee Culture
Discover the 5 Australian coffee innovations that changed global cafe culture — from the piccolo latte to eco-friendly cups.
SammyLin’s Encirclement Latte Art Technique Explained
Learn how the 'Encirclement Method' by Chinese barista Sammy Lin creates freeform latte art by manipulating crema and milk placement.
How Coffee Processing Evolved: Washed, Natural & Honey
Explore the key coffee processing methods—washed, natural, and honey—and how they shape flavor profiles from bright acidity to deep sweetness.
How Coffee Beans Are Hulled Before Export
Learn how coffee beans are hulled after washing—detailing friction and pressure methods, machine types, and ideal moisture levels for quality.
Pour-Over Coffee Essentials: Filter, Grind, and Water Guide
Learn how pour-over variables like filter type, grind size, and water temperature affect extraction for better-tasting coffee.
Coffee-to-Water Ratio and the Gold Cup Brewing Standard
Learn the ideal coffee-to-water ratios for balanced extraction, the science behind the Gold Cup standard, and how to hit the optimal TDS range.
How to Use a French Press: Steps, Ratios, and Grind Size
Learn the proper French press technique: 15–20g coffee, 95°C water, 4-minute steep, 1:15 ratio. Includes brand comparisons and extraction tips.
How the AeroPress Works: History, Technique, and Brewing Tips
Discover how the AeroPress makes smooth, rich coffee in under 30 seconds using low temperature, fine grounds, and gentle pressure.