6 Best Waters for Espresso of 2026
Poor water quality is the hidden culprit behind lackluster espresso, often causing sour, bitter, or flat shots despite perfect brewing technique. The best water for espresso balances precise mineral content—like magnesium and bicarbonates—to enhance extraction, improve crema, and protect your machine from scale. We evaluated options based on SCA standards, mineral profiles, roast-specific performance, and…
