Step1:Soak the bean skin soft.
Step2:Put the bean skin into the pot and blanch it.
Step3:Cut the onion, ginger and garlic and put them into a bowl. Put salt and chili powder.
Step4:Put the cooking oil in the pot and heat it up. Stir fry the pepper. Take out the pepper instead. Pour the pepper oil into the seasoning bowl while it's hot. Add some soy sauce, oyster sauce, vinegar, and cold boiled water and mix well.
Step5:Boil the blanched bean skin with cold water. Drain the water and put it on a plate. Pour the sauce on the bean skin. It's very appetizing.
Cooking tips:There are skills in making delicious dishes.