Coffee Knowledge
Latest articles, industry insights and brewing guides
New vs Old Coffee Beans: What’s the Difference?
Learn how coffee beans are categorized by freshness—current, new, past, old, and aged—and how each impacts flavor and roastability.
How to Adjust Coffee Grind Size, Dose & Tamping Pressure
Learn how to fine-tune your espresso grind, dose, and tamping pressure based on actual feel, equipment, and bean traits—not just machine settings.
How Coffee Beans Are Processed: From Fruit to Green Bean
Coffee processing transforms ripe cherries into green beans through steps like fermentation, drying, and hulling. Here’s exactly how it works.
Coffee Bean Grind Size: Key Terms Explained
Learn the key coffee grind sizes—fine, medium, and coarse—and why grinding just before brewing preserves freshness and flavor.
What Is Con Panna Coffee? The Classic Espresso Topping
Con Panna is a retro Italian coffee with a thick layer of fresh cream poured over espresso, offering a rich yet elegant flavor contrast.
Why Espresso Is the Truest Expression of Coffee
Espresso reveals the essence of coffee through rich crema, bold flavors, and concentrated aromatics. Here’s how it works.
How Eight-Hour Ice Drip Coffee Is Made
Ice drip coffee takes over eight hours to brew using cold water and gravity. Learn how variables like grind size, drip speed, and roast level shape its flavor.
Why Coffee Cupping Matters in Specialty Coffee
Cupping lets you taste coffee’s true character by removing brew method variables. Learn how pros compare beans under strict, standardized conditions.
How Coffee Cherries Are Harvested and Why Timing Matters
Learn how coffee cherries ripen, why handpicking is essential, and when the main harvest seasons happen around the globe for specialty coffee.
Key Moments in the History of U.S. Coffee Culture
Explore pivotal years in U.S. coffee history—from the Boston Tea Party to third-wave specialty boom—and see how they shaped today’s $180B market.
Why Freshly Ground Coffee Matters More Than You Think
Freshly grinding coffee preserves flavor by minimizing oxidation and surface exposure. Pre-ground coffee loses aroma rapidly—always grind just before brewing.
From Coffee Fruit to Green Bean: What Happens in Between
Learn how coffee cherries become green beans, including harvest yields, processing methods, and key differences between Arabica and Robusta.
What Makes Salvadoran Coffee Unique in Central America?
Salvadoran coffee ranks among Central America’s best, graded by altitude and known for its premium Pacamara variety and unique spring-water processing.
Why Your Coffee Tastes Acidic — And What Acidity Really Means
Acidity in coffee isn’t sourness — it’s brightness. Here’s how to tell the difference and why it matters more than you think.
How to Grind Coffee for the Best Brew
Learn why grinding coffee just before brewing matters, how grind size affects flavor, and how to clean your grinder properly.
How to Steam Milk for Perfect Cappuccino Foam
Learn how to steam milk like a pro to get silky microfoam for smooth, café-quality cappuccinos every time.
What Do You Taste in a Cup of Coffee?
Explore how Vienna’s historic cafés, Barcelona’s artistic hubs, and early milk coffee shaped modern coffee culture and expectations.
The History of the Siphon Coffee Maker
Learn how the siphon coffee maker was invented in 1840, refined in France, and gained popularity in Japan and Denmark in the 20th century.
Why You Should Drink Coffee at the Right Temperature
Coffee tastes best 10 minutes after brewing, ideally at 61–62°C. Learn why temperature affects flavor and how to enjoy it properly.
Famous Figures Who Loved Coffee: Legends and Their Rituals
From Bach to Voltaire, discover how 12 famous historical figures—composers, writers, and leaders—drank coffee, what they believed about it, and why some tried to ban it.