28 August 2019 Tempeh Soy Posted on August 28, 2019 by Durgan 28 August 2019 Tempeh Soy28 August 2019 Tempeh Soy Tempeh soy 500 ml of soy beans. Fermented for 36 hours absolutely perfect Method: Dehull, pressure steam for 1.5 hours, add two tablespoons of vinegar, add about 1/4 teaspoon of starter. Place in molds and ferment for 36 hours at 31C.