Tetsu Kasuya 4:6 Method
World Brewers Cup 2016 winning recipe. Divides the brew into two phases: first 40% controls sweetness/acidity balance, last 60% controls strength.
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- Coffee
- 20 g
- Water
- 300 g
- Ratio
- 1:15
- Temp
- 92 °C
- Grind
- 8 coarse
- Total
- 3:30
- Servings
- 1
Method
-
0:00Pour
Pour 50g slowly. First pour of the 40% phase — controls acidity.
+50g 10s slow -
0:45Pour
Pour to 120g. Second pour of the 40% phase — controls sweetness.
+120g 10s slow -
1:30Pour
Pour to 180g. First pour of the 60% phase — strength.
+180g 10s slow -
2:15Pour
Pour to 240g.
+240g 10s slow -
3:00Pour
Pour to 300g. Final pour.
+300g 10s slow -
3:30Done
Brew complete. Target ~3:30.
Next step
Let Gota run the timer.
Step-by-step coaching with haptics at every pour, and a brew log that remembers the cup.
Notes
For sweeter coffee, pour more water in the second pour of the first phase (e.g. 40g/80g). For more acidity, pour more in the first pour (e.g. 80g/40g). The standard split is 50g/70g. Last 60% can be 3 pours (lighter) or more (stronger). Uses coarser grind than typical pour over.
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100g
+50g Add water