Day lily and mushrooms are soft.
The potatoes are washed and peeled and cut into 1.5 cm dices. The pork belly is cut into the same size, the mushrooms are cut, and the day lily is cut in half.
Pour the oil into the pan, stir in the medium heat, add the pork belly, stir fry, add the potatoes and stir fry for two or three minutes, then pour the soy sauce.
Pour in the water that has not been served, stew for about 10 minutes, add salt, a little cooking wine, vinegar to taste.
Add the appropriate amount of salt after the juice is collected, and serve in a pan.