coffee konnection | read & learn

How coffee grind size controls extraction: fine grounds create more surface area for faster extraction, while coarse grounds slow water flow for gentler extraction. Understanding this relationship is key to brewing better specialty coffee. You can have the best specialty coffee beans in the world, perfect water, and precise brewing technique—but if your grind size is wrong, your coffee will disappoint every time. Grind size is arguably the most important brewing variable you