Four brewing methods, dialed-in step by step. Print it, save it, screenshot it — we're not precious about it.
Ratio: 1:16 (e.g. 22g coffee, 352g water)
Grind: Medium-fine, like table salt.
Water: 200°F (just off boil)
Ratio: 1:15 (30g coffee, 450g water)
Grind: Coarse, like flaky sea salt.
Water: 205°F
Ratio: 1:2 (18g in, 36g out)
Grind: Fine, adjust until shot pulls in 25–30 seconds.
Water: 200°F
Ratio: 1:8 (100g coffee, 800g cold water)
Grind: Very coarse, like cracked pepper.
Time: 16–18 hours at room temperature