How to Make Toyo , Soy Sauce

Ingredients:
Soybeans – ½ kg
Salt solution (18%)- 6 liters or 24 cup
Mold (Aspergillus Oryzae)
Flour – ½ kg
Rice bran – ½ teaspoon

Materials and Equipment:
stainless/enameled kettle
measuring cups and spoons
chopping board
knife
stove
thermometer
strainer, stainless
wooden ladle
casserole, stainless
wide mouth jars
colander
bowl
sterilized glass jars with new caps
bamboo tray
pressure cooker

Procedures:

1. Clean, wash and soak soybeans overnight. Drain well. Put soybeans in a casserole and cook until soft. Cook soybeans in a pressure cooker (15-lb pressure) for one hour or cook until tender. Mix soybeans and flour thoroughly. Sprinkle rice bran with molds (three days old) over the mixture and mix well. Spread mixture 1-2 inches thick in a tray. Cover with clean cloth or paper and allow the molds to grow. Stir occasionally.

2. After 3-4 days, transfer the mixture to a container with salt solution. Cover the container with paper or cloth and shake well. Set aside for one month. Stir once in a while. Strain the mixture through cheesecloth. Transfer to a sterilized bottle and cover. Pasteurize and store.
Source: Great Flavor of Soybean. Book Series No. 155/1996. Philippine Council for Agriculture, Forestry and Natural Resources Research and Development.


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