Soybean is rich in nutrition, but if it is not fully cooked, it will cause abdominal pain, diarrhea and vomiting. Experts remind that soybeans must be completely cooked before eating. Soybean contains substances harmful to human body, such as trypsin inhibitor, saponin, etc., which can not be destroyed without thorough cooking and can not be fully absorbed by protein.

1, dry soybeans that have not been soaked need 20 minutes of fire and 30 minutes of slow fire, and then 10 minutes, estimated at 1 hour.

2. Soaked soybeans only need 10 minutes of fire, and soybeans should be soaked for at least 3 hours.