Start exact.
Weigh coffee and water. Match temperature and time before changing the recipe.
BREW DECISION ENGINE / 02
Build a recipe from what you have—or diagnose the cup you just made. One clear recommendation, then one useful change.
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Chemex
Original measurements and instructions. This recipe has not been recalculated.
Grind: Medium-coarse
Rinse the paper thoroughly, bloom, then use three controlled pours without filling above the filter seam. A slightly hotter, clear profile intended for a cup brewed before the room fully wakes up. Starting point: 32 g coffee, 530 g water at 95°C, with a target time of 4:40.
Open full recipe →HOW TO USE THE RESULT
Weigh coffee and water. Match temperature and time before changing the recipe.
Wait sixty seconds after brewing. Sweetness and defects are easier to read below serving temperature.
Adjust grind first. Keep dose, water and technique fixed so the next cup teaches you something.