1. Prepare big bones, yam, green onion and ginger, seasonings
2. First blanch the big bones in water to remove the blood and dirt inside
3. Rinse the blanched big bones with water
4. Sliced green onion and ginger and set aside
5. Put the blanched big bones and green onion ginger into a casserole
6. Pour the seasoning
7. Pour in the right amount of water, and the big bones are fine. Then cover the lid and put it on the fire to start boiling. The high fire will boil and turn to a small fire for an hour.
8. Peel the yam and cut into pieces, do not cut the yam in advance to prevent oxidation and blackening
9. Pour in the yam, add salt and cook for another half an hour.
10. The nutritious yam bone soup is just fine
Tips:To clean the big bones, you must first blanch water to remove the blood foam inside. There will be a layer of dirt on the blanched big bones. Take it out and rinse with water. Don’t cut it out in advance to prevent oxidation and blackening.
