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Immersion · Advanced

Lance Hedrick's Gongfu Hario Switch

A tea-inspired Switch method: three separate closed-valve immersions with fresh water each time, poured off the back of a spoon so the bed is never disturbed.

Method by Lance Hedrick. Parameters summarised by BrewMark from the original. Not affiliated with or endorsed by Lance Hedrick.

Dose15g
Water250g
Ratio1:16.7
Temp194°F
GrindMedium-coarse
Time5:00

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The method

  1. 0:00Close valve. Add 50 g of cooler water (about 167°F) to the empty Switch→ 50g
  2. 0:10Add the grounds on top and push them under with the back of a spoon
  3. 1:00Open the valve, drain fully, then close it again
  4. 2:00Pour 100 g at 194°F onto the back of a spoon above the bed→ 150g
  5. 3:00Open, drain, close. Repeat with a final 100 g→ 250g
  6. 5:00Open the valve and let it drain completely

BrewMark’s notes

The cool first immersion is the unusual part — it holds onto aromatics that a boiling bloom drives off. Hedrick grinds noticeably coarser than most pour-over recipes call for; if this tastes thin, resist the urge to go finer before you have tried a hotter second pour.

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