
Research published yesterday shines a new light on a counterintuitive phenomenon in espresso craft, when finer grinds may lead to underdeveloped, or “weaker,” espresso. The culprit appears to be uneven…

Research published yesterday shines a new light on a counterintuitive phenomenon in espresso craft, when finer grinds may lead to underdeveloped, or “weaker,” espresso. The culprit appears to be uneven…