Many ingredients have a relatively short shelf life, so that they can have a longer shelf life. Generally, people will choose to remove the moisture in the ingredients and make them into dry ingredients. Some people will choose to put them into the refrigerator. The soybean oil skin can also be made into dry. If you soak the soybean oil skin before eating, you can take it like fresh soybean oil skin, Next, I will explain in detail how to make the dried tofu skin soft.
 The dried bean curd skin is easy to store, but it can only be taken after soaking in warm boiled water. First, clean the dried bean curd skin, pay attention not to use too much force when cleaning, and then put it into a basin to soak. The soaking time does not need to be too long to prevent the soaking from becoming too soft and viscous. The soaked soybean oil skin is cut into narrow strips, which can be used to mix cold dishes and cook dishes. It is very delicious!
 And there are many ways to eat dried bean skins. In addition to being able to mix cold dishes immediately, it can also be taken together with other foods. For example, "shredded pork with Beijing sauce" is best packaged with dried bean skin. In addition, it can also be used as the raw material for cooking. It is basically invincible. The most famous one is the "Fried Tofu with Green Peppers". In the preparation of cooked dishes, there is also a spiced tofu roll smoked and roasted with dried bean skin, which tastes very good. Just soak the tap water.
 Cleaning method: first, clean the dried bean curd skin once, pay attention not to use too much force when cleaning, then put it into a basin and soak it with cold water, never use boiled water.
 Soybean oil skin is a traditional Chinese bean food, which has a variety of special foods in the northern and southern regions of China. The soybean oil skin is mild in nature and sweet in taste. It has the functions of clearing heat and moistening the lung, relieving cough, resolving phlegm and eliminating phlegm, strengthening the spleen and stomach, detoxifying, and inhibiting sweat. Soybean oil skin is rich in nutrients, high in protein and carbohydrate. According to modern science and technology, there are also 18 kinds of nutrients essential to the body, such as iron, calcium and molybdenum.
 First, clean the dried bean curd skin once, pay attention not to use too much force when cleaning, and then put it into a basin to soak. The soaking time does not need to be too long to prevent the soaking from becoming too soft and viscous. The soaked soybean oil skin is cut into narrow strips, which can be used to mix cold dishes and cook dishes. It is very delicious!
 Tap water alone cannot be soaked. Boil a pot of boiling water, put some edible alkali (edible soda ash, also known as dilute hydrochloric acid) in the basin, pour it into boiling water for melting, put the cut soybean oil skin into the edible alkali and roll it gently. If the skin of the soybean oil skin turns white, pick it up, quickly wash it with cold water, and soak it in the cold water basin for standby. If it rots after soaking, then the soybean oil skin you bought is not pure. The soybean oil rind will be tender when soaked in cold water at an average temperature of about 10 degrees in the next week. Every family in our hometown must distribute dozens of jin of bean oil skins on the New Year's Day. They have to eat from the 30th to the 15th of the first month of the year. They only need to change water once a day