1.

Prepare the main ingredients used.

2.

Prepare the medicinal materials used, yam and sweet corn.

3.

Wash Euryale Semen and Poria, control water, and wash Eucommia ulmoides Oliv. And cut into small pieces for later use.

4.

Clean the Sao gland in the middle of the pig's waist, and cut the surface into pieces at will with a flower knife; Cut the lean meat into pieces and prepare a little shredded ginger

5.

Boil pork tenderloin, lean meat and shredded ginger in a pot, add appropriate amount of cooking wine and cook for about 1 min, and drain the blood.

6.

Wash pork tenderloin and lean meat, remove foam and control water for later use.

7.

Sit in cold water in the casserole, and put Gordon Euryale, Poria and Eucommia ulmoides.