Coffeeholic

How to Brew Chemex

How to brew great Chemex coffee at home — ratio, grind and step-by-step.

Ratio
1:16
Grind
medium-coarse
Dose
30 g
Water temp
94°C

Grind size

Chemex's thick bonded filter traps oils and fines and slows the flow, so the grind goes coarser than V60 — closer to coarse sea salt. Too fine and the paper clogs into a stalled, bitter bed. Aim for roughly 4–5 minutes on a full carafe.

700–900 µm · Medium-coarse

Step by step

  1. 1
    Rinse filter

    Rinse the thick filter with hot water and discard.

  2. 2
    Bloom & pour

    Bloom, then pour in stages to your target weight.

Ratio calculator Grind settings for 42 grinders