According to the formula of Xiangha, Agrocybe aegerita can be put in Hu Aishan with pig's tail, which can make the taste stronger and the soup fresher.

When boiling the pig's tail and cooking yam, you need to fry the pig's tail in a pot until both sides are golden. The pig's tail needs to be marinated with garlic paste, ginger slices and scallion in advance, and it needs to be stewed slowly, which will taste better.