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French press grind size

French press grind size on a Comandante C40 MK4

For French press on a Comandante C40 MK4, start at 33 clicks. That is about 900 µm, a medium-coarse grind.

Comandante C40 MK4 setting for French press33 clicksMedium-coarse grind, ~900 µm
Finer 32 clicksCoarser 34 clicksStep size 27.9 µm

Adjusting from 33 clicks

WhenSettingParticle size
Finer: sour or thin cups32 clicks~877 µm
Start here33 clicks~900 µm
Coarser: bitter or dry cups34 clicks~937 µm

Lower numbers are finer. To grind finer, turn the setting down. Change one step at a time, and brew again before changing anything else.

Starting recipe for French press

Steps

  1. Add 30 g of coarse coffee to the press.
  2. Pour 450 g of hot water and start the timer. Do not plunge.
  3. At 4:00, stir the crust gently and skim any foam.
  4. Press the plunger down slowly and pour right away so it stops extracting.
  5. Taste. Sour: steep longer or grind slightly finer. Bitter or silty: grind coarser.

Other brew methods on a Comandante C40 MK4

French press on other grinders

Questions

What grind setting is best for French press on a Comandante C40 MK4?

Start at 33 clicks and adjust by taste. Lower numbers are finer. To grind finer, turn the setting down.

How do I know if I should grind finer or coarser?

Sour or thin: steep longer or grind a little finer. Bitter or silty: grind coarser.

Where does this setting come from?

The Comandante C40 MK4 is mapped to particle size in microns, fitted from the Honest Coffee Guide's settings for this grinder. It is a starting point, not a guarantee.