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The Tetsu

by Orea Orea Z1

Tetsu Kasuya-inspired immersion recipe using two water temperatures. Hot water for extraction, cooler water for the final steep.

  • Balanced
  • Sweet
  • Medium-bodied
  • Light roast
  • Medium roast
  • Standard
  • Intermediate
Total
2:45
Ratio
1:15
Coffee
20 g
Temp
94 °C

The The Tetsu recipe by Orea for the Orea Z1 uses 20 g of coffee and 300 g of water (1:15 ratio), at 94°C, with a target brew time of 2:45.

Parameters

20 g
Coffee
300 g
Water
1:15
Ratio
94 °C
Temp
8 coarse
Grind
2:45
Total
1
Servings
Grind · 8/10 · coarse
FINE COARSE

Method

2:45 · total
  1. 0:00
    Bloom

    Close valve. Pour to 60g at 94°C.

    +60g 10s Circular
  2. 0:40
    Pour

    Open valve. Pour to 120g at 94°C.

    +120g 12s Circular
  3. 1:30
    Pour

    Continue to 200g.

    +200g 12s Circular
  4. 2:00
    Pour

    Close valve. Pour to 300g at 80°C.

    +300g 15s Circular
  5. 2:45
    Done

    Open valve and drain completely.

Notes

Requires the Switch adapter for the Z1. Uses two water temperatures: 94°C for the first 200g, then 80°C for the final 100g. The valve open/close pattern alternates between percolation and immersion phases for a complex cup.

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Original source

Recipe by Orea, published at orea.uk.

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V60
0:00
Pour 2/5
0:30

100g

+50g Add water

3
Wait 0:45
Open in Gota