
Filter Clarity Challenge — 2026 Season
Brew a single-origin filter coffee using any manual method — V60, Chemex, AeroPress or Kalita Wave. Document your full recipe including dose, water temperature, bloom ratio and total brew time. Submit a three-minute tasting video and scoring sheet using our five-attribute rubric: aroma, sweetness, acidity, body and aftertaste.
Entries close 15 August 2026. Moderators review submissions within five business days. Top-scoring recipes appear on the community leaderboard with full extraction notes visible to all members.


