To make rotten and delicious air-dried mutton, you can try the following steps:

Soak the air-dried mutton in warm water, and the soaking time can depend on the hardness of the meat, usually 4-8 hours.

Boil water, put the soaked mutton in boiling water and cook for 10 minute to remove blood and impurities.

Add water to the pot, add mutton, add ginger slices, star anise, cooking wine, salt, sugar and other seasonings.

Stew for about 2-3 hours, or until the mutton is cooked.

Take out the mutton and slice it.

In the process of stewing, you can adjust seasonings according to your personal taste, such as soy sauce and brown sugar. The stewing time can also be adjusted according to the hardness of the meat. Vegetables such as carrots and onions can be added to the stew to taste.