Coffee Knowledge
Latest articles, industry insights and brewing guides
Black Coffee as Cough Remedy: A 19th-Century Practice
Historical records show 19th-century U.S. scholars used black coffee with sugar to treat coughs in Taiwan—here’s what modern doctors say.
How Coffee Helps Prevent Alzheimer’s Disease
Drinking 3–5 cups of coffee daily can reduce your risk of Alzheimer’s by up to 20%, especially in the early stages of brain changes.
World's 7 Major Coffee Competitions: The Barista Championship
Explore the elite world of specialty coffee competitions, including the World Barista Championship and 6 other global contests led by WCE.
How to Read Espresso Crema Like a Pro
Crema isn't just foam — it's a key indicator of espresso quality. Learn what its color, texture, and behavior reveal about freshness and roast.
How to Use Drip-by-Drip Blooming in KONO Pour-Over Method
Learn how the KONO pour-over method uses drip-by-drip blooming to enhance extraction, boost body, and reduce off-flavors in your coffee.
The Western Consensus on Espresso Extraction
Learn why 30cc/30sec is often considered the espresso standard—and how grind, time, and volume affect extraction balance.
Do You Really Need a Coffee Spoon?
A coffee spoon is meant for stirring only — not sipping. Most cafes now serve disposable stirrers instead. Here’s how to use it right.
Key Terms in Coffee Extraction Explained
Understand key coffee extraction concepts like blonding, channeling, and crema. Learn what they mean and how they affect your shot.
What Is 4C Coffee Certification and Why It Matters
4C is a global sustainability standard for coffee supply chains covering social, environmental, and economic criteria. Learn who it applies to and how it works.
Dry vs Wet Cappuccino: What's the Difference?
Learn how dry and wet cappuccinos differ in milk foam, texture, and strength — and which suits your taste.
What Is Coffee Roasting and Why It Matters
Coffee roasting transforms raw beans into flavorful brews. Learn how heat shapes 80% of your cup’s taste — and why control is everything.
How a Heartfelt Latte Art Coffee Sparked a Love Story
Discover how a simple latte art coffee became part of a romantic story, and how coffee and connection blend beyond the cup.
Coffee Leaf Rust: What It Is and How It Hurts Coffee
Learn how coffee leaf rust devastates crops, why it’s spreading now, and which countries face the worst impact.
Why Ice Drip Coffee Is Called 'Stomach-Friendly Coffee'
Ice drip coffee reduces acidity and caffeine, making it smoother and gentler on the stomach. Learn how slow cold extraction enhances flavor and digestibility.
Common Espresso-Based Drink Ratios Explained
Find the exact ingredient ratios for popular espresso drinks like lattes, cappuccinos, and flat whites in one clear guide.
How to Read Turkish Coffee Grounds: Step-by-Step Divination Guide
Learn the traditional steps of Turkish coffee fortune-telling, from brewing to interpreting the grounds, with tips for clearer readings.
Cappuccino vs Latte: What’s the Real Difference?
Learn the key differences between cappuccino and latte — from milk ratios and foam thickness to cup size and competition rules.
How Coffee Cherries Become Green Beans: Processing Explained
From harvest to drying, learn the key steps and methods that turn fresh coffee cherries into high-quality green coffee beans.
What Does Yirgacheffe Coffee Taste Like?
Yirgacheffe coffee offers bright citrus, floral notes, and honey-like sweetness with a light body and crisp acidity typical of high-elevation Ethiopian washed coffees.
How a Cup of Fair Trade Coffee Drives Social Change
Buying fair trade coffee directly supports farmers in developing countries by ensuring fair wages and breaking poverty cycles.