The bloom phase of this evening’s decaf experiment. I kept the temperature slightly lower to see how the coffee would behave with a short “open” phase before immersion.

180 g Niche Switch brew

Coffee: 11.8 g thermal-shock washed Colombian decaf
Water: 180 g
Temperature: 89 °C

Recipe
0:00–0:40 — valve open
0:40 — close valve
1:05–1:50 — immersion
1:50 — open valve

🚣🏽 2,519 m