Cold Brew Guide

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Steps in Tutorial:

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 1

    Preparation step—make ice cubes with filtered or spring water.

    Grind 48 grams of coffee with a coarse drip grind.  (Baratza setting 19-21)

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 2

    Place the Chemex filter with the tri-fold at the pour spout.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 3

    Rinse the paper filter with hot water.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 4

    Dump the rinse water.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 5

    Carefully remove the wet paper filter.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 6

    Put the Chemex on the gram scale and tare it.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 7

    Add ice cubes until the gram scale reads 290 – about 12 ice cubes.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 8

    Return the rinsed paper filter to the Chemex.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 9

    Put the ground coffee into the filter. Place the Chemex on the gram scale. Tare the scale.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 10

    In a circular motion starting in the center, pour spring or filtered water, just off the boil, onto the ground coffee until the gram scale reaches 48 grams. The goal is to pour gently enough to allow the coffee to bloom and not seep through (for 30 seconds) onto the ice cubes.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 11

    Allow the coffee to bloom for 30 second.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 12

    In a circular motion starting in the center, pour water onto the ground coffee until the gram scale reaches about 340 grams. The coffee should take about 2 minutes to seep onto the ice.

  • Japanese Cold Brew

    You'll need these: Chemex, Chemex Filter, Grinder, Gram Scale, Timer, Ice Cubes

    Step 13

    When finished, remove the paper filter, swirl the coffee and enjoy.