Boil the broth for two or three days at a time, pick out the bones after boiling the broth, put the soup in the refrigerator and bring it while cooking.

The preparation method of that pig bone soup is as follow: cleaning the pig bone, chop it into large pieces, soaking it in boiling wat to remove the fishy smell, taking it out, putting it in a soup pot filled with boiling water, adding onion and ginger slices, and cooking for 3-4 hours. Pig bone soup can be used to make various soups, and it can also be used as a basic seasoning to flavor. Chicken soup: The preparation method of chicken soup: rinse the chicken rack, blanch it thoroughly in a boiling pot, put it in a soup pot, add a proper amount of water to boil it, stew it for 2 hours on low heat, add a few slices of ginger to enhance the flavor and remove the fishy smell, and continue to cook until the soup is rich and fragrant, and skim off the oil slick. Chicken soup can be used to make vegetarian soup. According to personal taste, fresh soup head can be added with other soups.