Skip to content
  1. Guides
  2. Timemore Chestnut C3
  3. Cold brew

Cold brew grind size

Cold brew grind size on a Timemore Chestnut C3

For Cold brew on a Timemore Chestnut C3, start at 28 clicks. That is about 1100 µm, a coarse grind.

Timemore Chestnut C3 setting for Cold brew28 clicksCoarse grind, ~1100 µm
Finer 27 clicksCoarser 29 clicksStep size 40.7 µm

Adjusting from 28 clicks

WhenSettingParticle size
Finer: sour or thin cups27 clicks~1073 µm
Start here28 clicks~1100 µm
Coarser: bitter or dry cups29 clicks~1133 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 Cold brew

Steps

  1. Add 100 g of coarse coffee to a jar and pour in 800 g of cold water.
  2. Stir so all the grounds are wet, cover, and leave for 12 to 18 hours.
  3. Strain through a fine filter or paper.
  4. This is a concentrate. Dilute to taste with water or milk, and keep it in the fridge.
  5. Taste. Weak or sour: steep longer or grind slightly finer. Bitter or muddy: shorten the steep or grind coarser.

Other brew methods on a Timemore Chestnut C3

Cold brew on other grinders

Questions

What grind setting is best for Cold brew on a Timemore Chestnut C3?

Start at 28 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?

Weak or sour: steep longer or grind a little finer. Bitter or muddy: shorten the steep or grind coarser.

Where does this setting come from?

The Timemore Chestnut C3 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.