Coffee Knowledge
Latest articles, industry insights and brewing guides
Common Coffee Shop English Phrases and Drink Names
Learn essential coffee shop English terms like espresso, cappuccino, and how Starbucks sizes work. Quick guide for baristas and customers.
How Coffee Roasting Shapes Flavor: A Complete Guide
Learn how roast levels from light to Italian impact flavor, acidity, and body — and why roast dominates 80% of your cup’s taste.
Why Night Owls Can Drink Coffee Without Losing Sleep
Research shows caffeine affects 'early bird' sleepers more than night owls. Here’s what determines if your coffee keeps you up at night.
Acrylamide in Fried Foods and Instant Coffee: What You Should Know
High-heat cooking of starchy foods and some instant coffee produces acrylamide, a possible carcinogen. Learn which foods carry the highest risk.
10 Common Types of Specialty Coffee Drinks Explained
From black coffee to Vietnamese drip, explore the 10 most common coffee styles, including ingredients, ratios, and brewing methods used worldwide.
What Is Irish Coffee and How to Make It
Discover the origins, flavor, and classic recipe of Irish Coffee, plus tips for enjoying it like a true connoisseur.
How to Grind Coffee for Every Brewing Method
Learn the ideal grind size for espresso, pour-over, moka pot and drip coffee, and why grinding fresh matters more than you think.
What Is Jamaican Blue Mountain Peaberry Coffee?
Only around 2% of Jamaican Blue Mountain beans are Peaberry. Learn why they’re rare, how they taste, and what makes them special.
Indonesia Java Robusta Coffee Beans Explained
Find out how historic changes turned Java’s coffee profile oily and flat, and why rare Djampit Arabica stands apart among Indonesian beans.
New Caledonia's Rare Kouandji Estate Coffee Beans
Explore the ultra-rare Kouandji Estate 'Ray Roy' coffee from New Caledonia, known for high acidity, low yield, and a unique coffee profile.
New Caledonia's Kouandji Leroy Coffee: Rare and Expensive
Explore the rare Kouandji Leroy coffee from New Caledonia, pricier than Blue Mountain No.1, with unique traits and limited annual production.
What Makes Jamaican Blue Mountain Coffee So Special?
Jamaican Blue Mountain coffee’s balanced flavor and strict production standards make it one of the world’s most revered single-origin coffees.
How a University Student Opened a Cozy Home-Style Coffee Spot in Wenzhou
A 90s university student transformed a quiet urban corner into 'GuLah'—a handmade, bookish home café in Wenzhou that blends CD swaps, vintage vibes, and personal charm.
Brazil Bourbon Santos Coffee: What Makes It Special?
Brazil Bourbon Santos is a mild, balanced single-origin coffee known for its low acidity and smooth body. It’s a reliable base for espresso and milk drinks.
What Are the Health Risks of Drinking Coffee Too Often?
Drinking coffee may lower productivity in some people. Learn the real risks and benefits of daily coffee based on scientific findings.
North Sumatra A.P. Robusta Coffee Beans Explained
Learn why North Sumatra grows robusta, how it differs from arabica, and what makes A.P. robusta unique among Indonesian beans.
Indonesia’s Sulawesi Kalossi Coffee Beans Explained
Discover the origins, profile, and unique traits of Sulawesi Kalossi coffee beans from Indonesia’s Sulawesi island.
How to Hand Pick Coffee Beans and Remove Defects
Learn how to manually sort green coffee beans to remove defects and ensure even roasting. Discover key defect types and selection criteria.
How Specialty Coffee Beans Are Processed from Cherry to Cup
Learn how coffee beans are processed: from fruit removal to fermentation, drying, and roasting — every step shapes flavor.
How to Use a Vibrating Screen to Sort Coffee Beans
Yes, a vibrating screen can sort coffee beans. Learn how to choose the right mesh size and equipment for separating coffee and other grains like peanuts.