The C&P Journal
Espresso Pressure: How 9 Bars Became the Gold Standard (and When to Break the Rules)
9 bars of pressure has long been the benchmark for perfect espresso — but why? In this guide, we break down the science, history, and technique behind espresso pressure, explaining how it shapes flavor, crema, and balance — and when lowering or raising it can actually make your coffee taste even better.
Beginner’s Guide to Dialing In Espresso at Home
Why Is My Espresso Bitter? Common Mistakes and Fixes
The Ultimate Guide to Brewing the Perfect Cup of Coffee for Coffee Shops: Unleash the Best Flavors and Boost Customer Satisfaction!
The Science Behind Espresso Extraction
Sour means grind finer, bitter means grind coarser, both at once means the puck isn't even. The rest is detail.
What Grind Size for Espresso: Unlocking the Perfect Brew
Why Your Espresso Puck Is Wet (And When It Doesn't Matter)
A wet puck is often completely normal. Whether it means anything depends on whether your machine has a three-way valve.
French Press vs. Moka Pot: Which One Should You Buy
French press for a big heavy mug. Moka pot for a small intense cup. Neither one is espresso — here's why, and what the grind should be.
From Ristretto to Lungo to Long Shot: The Art of Espresso Brewing
The Best Milk for Frothing and Steaming
Protein builds the foam, fat makes it taste good, and anything past 160°F ruins both.
Espresso 101: The Importance of Pressure and How to Get it Right
