Hario V60

Kasuya's Improved Devil's Recipe

Tetsu Kasuya's improved take on the Devil's recipe — a V60 Switch hybrid that closes the valve for a final cool-water immersion phase to extract sweetness and body without bitterness.

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Dose

20g

Temp

92°C

Grind

~840 µm · Coarse (28 clicks, Comandante C40)

Time

3:30

300gwater · 1:15 ratio

Pouring Schedule

0:00

Switch closed — bloom

50g→ 50g total

Step 1

0:40

Open switch — pour to 120g

70g→ 120g total

Step 2

1:30

Pour to 200g

80g→ 200g total

Step 3

2:10

Close switch — pour 70°C water to 300g

100g→ 300g total

Step 4

2:45

Open switch — allow full draw-down

No pour — see note

Step 5

Notes

First three pours at 92°C, final pour at 70°C. The cool-water immersion phase softens bitterness and enhances sweetness. Target finish: ~3:30.