Blue Bottle Coffee
Roaster's published guide

Chemex Brew Guide

A big bloom, then short top-ups every 30 seconds.

600 g water · 1:15

  • 200–210 °F (93–99 °C)
  • 4:30–5:30
  • Chemex (6-cup)
  • Medium-coarse

Blue Bottle gives a range of 36–46 g for 600 g of water.

Before you start
  1. Rinse the filter with hot water and discard the rinse.
  2. Level the grounds with a gentle shake.
  1. 0:00+80 g80 gSlow spiral from the center
  2. 0:45+220 g300 g
  3. 1:20+100 g400 g
  4. 1:50+100 g500 g
  5. 2:20+100 g600 g
  6. ~5:00Done at 4:30–5:30

Source: Blue Bottle

Notes on this recipe

Based on the recipe published by Blue Bottle Coffee. Checked at the source on 2026-10-30. We aren't affiliated with or endorsed by anyone named here. Amounts scale with your coffee. Times stay as published, so a much bigger batch may need a coarser grind.

Gear in this recipe

  • Chemex 6-cupBrewer
  • Chemex 6-cup filtersFilter
  • Acaia PearlScale
  • Fellow Opus 2Grinder