1. Wash the sheep's hoof with clean water, blanch it, take it out and drain it for later use.
2. Wash star anise, pepper, pepper, dried pepper, ginger, carrot and hawthorn, and slice ginger and carrot for later use.
3. Pour enough water into the pot, then add all the ingredients to boil, add the sheep's hoof after boiling, and simmer for 3.5 hours.
Don't serve the mutton hooves immediately after they are stewed. Soak in soup for 2 hours, which is more delicious.
5. Prepare a clean and waterless container and serve the stewed sheep's hoof.