The shape of the bound tofu skin is four squares tied with ropes. The binding method of bean curd skin is to fold and roll the bean curd skin and tie it with thread. Secondly, put a proper amount of water into the pot, add seasoning and cook for half an hour; Then add the bound bean curd skin and cook it on low heat 1 hour; Finally, cook until it tastes delicious, take out the slices and dip them in the sauce.

The length of the tied tofu skin should not be too long, otherwise the knot will appear chaotic, and the toughness is not high when stir-frying and it is easy to break.