1. Wash the big stick bones and blanch them in water.
2. After blanching, wash and put in a pot, add enough water and simmer on low heat for about 2 hours.
3. Chopped green onions.
4. Pick and wash coriander and chop.
5. Put green onions and coriander in a large bowl.
6. Put in some cooked meat.
7. Pour in the hot soup, add some salt, pepper and mix thoroughly.