The Brew Blog

Brewing temperature stability matters more than absolute temperature. Why kettle drift hurts the second cup and when a hold function is worth the upgrade.

Coffee bed agitation explained: when to stir, when to swirl, when to tap, and when to leave it alone. How each technique affects extraction and channeling risk.

Coffee bed shape changes the cup: V60 vs Kalita Wave vs Chemex extraction dynamics, grind size, and character. Which geometry to pick and why it matters.

Channeling pour over is when water finds a fast path through the coffee bed instead of flowing evenly. How to spot it, the four causes, and how to fix it.

The Rao spin pour over technique: swirl after the bloom and near the end of brewing. Verdict on whether it's worth doing, when it helps most, and how to do it.

How to pour from a gooseneck kettle: grip, posture, pour height, flow rate, and stream control. The complete technique guide for consistent pour-over brewing.