Bitter espresso: what it's telling you, and the order to fix it Jul 15, 2026 | Journal | Bitter espresso has two causes, and only one of them is your grinder. Clean the machine first, then grind coarser,... Lars Miller Read Now
Sour espresso: what it's telling you, and the order to fix it Jul 15, 2026 | Journal | Sour espresso is under-extraction. The fix order that wastes the least coffee: grind finer, lengthen the ratio, raise the temperature,... Lars Miller Read Now
