Demystifying Water for Coffee

By Scott Rao Republished by ST. DION Coffee with permission. Demystifying Water for Coffee Water can be a confusing topic. As I have mentioned in The Professional Barista’s Handbook and Everything But Espresso, “alkalinity” and “alkaline” mean different things. Machine manufacturers tend to focus on preventing scale, but are generally less familiar with the water […]

The Bias Against Blends

By Scott Rao Republished by ST. DION Coffee with permission. ⸻ From ST. DION At ST. DION, we believe every coffee should be evaluated by what’s in the cup—not by the label on the bag. In this article, Scott Rao challenges common assumptions about blends and explains how thoughtful blending can create remarkable balance, complexity, […]

Crema Is Rubbish, 2026 Edition

By Scott Rao Republished by ST. DION Coffee with permission. ⸻ From ST. DION At ST. DION, we believe great coffee is built on curiosity, evidence, and continual learning. In this article, Scott Rao revisits one of espresso’s most debated topics, exploring why removing crema may produce a cleaner, sweeter, and more transparent cup. ⸻ […]