Built from success rate, logged brews, setup diversity and editorial review. It measures repeatability—not whether every person will prefer the cup.
SUCCESS
78%
VOLUME
16/25
DIVERSITY
0/10
Coffee55 g
Water810 g
Temperature20°C
Time12:00
BREWING START POINT
Coarse
Combine coffee and water evenly, refrigerate for the full steep and finish through a clean paper filter. A slightly stronger recipe designed to remain expressive after several hours in a preheated steel vessel. Starting point: 55 g coffee, 810 g water at 20°C, with a target time of 12:00.
Roast
Medium-light
Flavor
Balanced
Context
Thermos
Common adjustment
Preheat the vessel first; only then lower temperature if the held coffee becomes dry.