1. 500 grams of large bone
2. Then add cooking wine
3. Cook for a few minutes to cook out the dirty stuff
4. Put it in the pot after cleaning
5. Then add water
6. Add scallions and ginger
7. Then add a drop of white vinegar to boil, turn to a saucepan and simmer for 2 hours
8. Lotus root peeled and cut off
9. Add the lotus root and tomatoes to the ribs that have been simmered for 2 hours
10. Simmer for 1 hour until it tastes and add some salt
11. Prepared bone broth
Tips:Drink more soup in cold weather
