STEP 1/9
The beans used in the fermented soybean yeast of Hwang Guk-gyun are soybean beans used to make fermented soybean beans are used to make fermented soybeans.
STEP 2/9
Beans should be soaked for more than 8 hours and used twice as inflated to reduce the time to boil them.
STEP 3/9
The fermented soybean yeast of Hwang Guk-gyun is boiled for about 10 minutes without boiling it for too long.
STEP 4/9
Boil and drain the fermented soybean yeast and steam it again.
STEP 5/9
After steaming, let it cool to a temperature of about 30 degrees
STEP 6/9
After cooling it down, sprinkle Hwangguk-bacteria.
STEP 7/9
Please put soybean beans evenly coated with Hwang Guk-gyun in the order of electric pad, cloth, basket, and rice straw. You can omit .
STEP 8/9
Temperature is important for soybean yeast and rice koji made using Hwangguk Bacteria. Humidity is also important, but if the temperature is too high, all germs will die and yeast won't bloom.So even if you surround it with an electric pad, open it after about 20 hours and check the temperature
STEP 9/9
When I first made bean yeast, I opened it after 30 hours, but the yeast didn't bloom evenly, so I left it for 10 hours again and filled 40 hours. Each bean has a white yeast.