58mm Portafilters On the Go: Why Basket Size Changes Your Shot
Portable espresso baskets are usually smaller than the 58mm commercial standard. Here's what basket diameter actually changes in the cup — and what it costs.
Read more9 Bar vs 20 Bar: What Espresso Pressure Numbers Actually Mean
Espresso machines advertise 15, 19, even 20 bar. Espresso itself is brewed at 9. Here's why the bigger number isn't better, and which spec predicts your shot.
Read morePortable Espresso Battery Life: What mAh Actually Gets You
The same battery can make 7 coffees or 500 — depending on one variable. How to read battery claims on portable espresso makers, and get more shots per charge.
Read moreHow to Dial In Espresso Without a Scale
No scale, no timer, unfamiliar beans. A practical method for dialling in a good shot using only what you can see, hear and taste.
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