The Brew Blog

Flash brew is a hot pour-over poured directly onto ice, and for light-roast specialty coffee it beats cold brew comfortably. You get the aromatics of hot extraction, locked into a cold cup in about four minutes instead of 24 hours. Here's the ratio and the method.

Cold brew and iced coffee are not the same drink. The difference comes down to extraction temperature, and it changes everything — caffeine, acidity, body, aromatics, brewing time. Here's what each one actually is and when to reach for which.