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Cold brew grind size

Cold brew grind size on a 1Zpresso X-Ultra

For Cold brew on a 1Zpresso X-Ultra, start at 3.3.8. That is about 1100 µm, a coarse grind.

1Zpresso X-Ultra setting for Cold brew3.3.8Coarse grind, ~1100 µm
Finer 3.3.2Coarser 3.4.4Step size 5 µm

Adjusting from 3.3.8

WhenSettingParticle size
Finer: sour or thin cups3.3.2~1069 µm
Start here3.3.8~1100 µm
Coarser: bitter or dry cups3.4.4~1129 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 1Zpresso X-Ultra

Cold brew on other grinders

Questions

What grind setting is best for Cold brew on a 1Zpresso X-Ultra?

Start at 3.3.8 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 1Zpresso X-Ultra 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.