中

Experimental

Double anaerobic

Whole cherries ferment anaerobically, then the pulped beans ferment anaerobically again. More intense than single anaerobic, very sweet and fruity.

Steps

  1. Anaerobic whole cherry
  2. Pulp
  3. Second anaerobic ferment
  4. Dry

Effect on taste

Acidity
+1
Sweetness
+2
Body
+1
Fermentation
+2

Typical flavours

Tropical fruitGrape & wineyBerryFloral

Common in

Colombia

QLC double anaerobic coffees

Other methods

WashedNaturalHoneyPulped naturalWet-hulledKenyan double washedAnaerobicCarbonic macerationYeast inoculatedLacticThermal shockKojiBarrel agedCo-fermented (infused)Swiss Water decafSugarcane (EA) decafCO₂ decaf