Coffee Knowledge
Latest articles, industry insights and brewing guides
How Pressure Profiling Changes Espresso Flavor
Adjusting pressure during espresso extraction can dramatically alter flavor—here’s how to test it yourself with measurable results.
What Happens in the First 10 Seconds of Espresso Extraction?
Learn why the first 10 seconds of espresso extraction taste extremely intense, why it’s hard to drink, and what factors influence those early flavors.
How Filter Bowl Size and Machine Type Affect Espresso Flavor
Learn how 53mm vs 58mm filter bowls and different espresso machines impact flow rate and flavor, with practical steps to adjust.
What Is Italian-Style Fancy Coffee? A Beginner’s Guide
Learn what defines Italian-style fancy coffee, the differences between espresso, cappuccino, and more, with insights on texture, taste, and classic preparation.
What Is Espresso? Origins and Standards Explained
Explore the origins, standard parameters, and sensory goals of espresso, plus how industry guidelines shape your cup.
What Is a Traditional Cappuccino? The Real Italian Standard
A true cappuccino is one-third espresso, one-third steamed milk, and one-third microfoam—roughly 60°C—with at least 1cm of foam. Here’s the classic formula.
Espresso Extraction: How Much Coffee Powder Should You Really Use?
Explore why higher coffee doses in espresso aren't always over-extracted — it's about extraction yield, not just concentration.
What Is a Latte and How Is It Different from Cappuccino?
Learn what defines a latte, how it compares to cappuccino and flat white, and why milk texture and foam thickness change the taste.
Americano, Long Black & Lungo: What’s the Difference?
Learn how Americano, Long Black, and Lungo differ in preparation, crema stability, temperature, and flavor — with exact ratios and brewing methods.
What Is a Macchiato? The Real Italian Espresso Drink
A macchiato is a small espresso with a dash of milk—not a sugary dessert. Learn its true definition, size, and how it differs from lattes and cappuccinos.
Why I Still Use a Home Espresso Machine After All These Years
Home espresso machines get a bad rap—but for one writer, the Dalla Corte Mini and Isomac Mondiale taught him more than just shots.
What You Actually Get from a Home Espresso Machine
A home espresso machine makes espresso and steamed milk — but its true value is helping you understand coffee better than most baristas.
Coffee Extraction Limits, Roast Chemistry & Grind Myths
Learn why coffee doesn’t fully dissolve, how roast levels shape flavor, and the critical role of grind size in extraction. Backed by numbers.
How Milk Composition Affects Your Espresso Drink
Learn how milk temperature, fat, and protein levels impact flavor and foam when making espresso drinks like lattes and cappuccinos.
Coffee Extraction Basics: Understanding TDS and Yield
Learn how coffee extraction works with key metrics like TDS, extraction yield, and brew ratios. Master the science behind great-tasting coffee.
How to Make Great Tasting Pour-Over Coffee
Learn how to brew delicious pour-over coffee at home with clear steps, ideal ratios, and tips for consistency and flavor balance.
How to Properly Tamp Coffee for Even Espresso Extraction
Learn why tapping your portafilter after tamping ruins espresso extraction, and how to avoid channeling for balanced shots.
Espresso Powder Dose: Why It Matters More Than You Think
Learn how just 0.5g difference in espresso powder dose alters extraction, taste, and consistency—and how to control it like a pro.
How Much Coffee Grounds for Espresso? The Scottie Callaghan Approach
Discover how coffee freshness affects your espresso dose and how barista Scottie Callaghan’s powder scraping technique helps fine-tune extraction.
How to Achieve Even Extraction in Specialty Coffee
Learn the key numbers and principles behind balanced, clean, and sweet specialty coffee extraction using concentration and extraction rate guidelines.