Grind size
Average diameter of coffee particles after grinding, expressed in microns or grinder steps. Coarse grind (≥900µm) suits French press; fine grind (200-400µm) suits espresso. Wrong setting causes over- or under-extraction.
Average diameter of coffee particles after grinding, expressed in microns or grinder steps. Coarse grind (≥900µm) suits French press; fine grind (200-400µm) suits espresso. Wrong setting causes over- or under-extraction.