1. Wash the ribs, blanch them in boiling water for about 3 minutes to remove the fishy water, and slice the green onion and ginger
2. Pour oil from the pan (not too much) over medium heat, stir-fry the lower ribs for about 1 minute, add green onions and ginger
3. Pick up the excess oil in the pot and add a teaspoon of vinegar
4. Add cooking wine and a small amount of salt to stir fry
5. Add in boiling water and simmer for 20 minutes
6. While braising the ribs, peel the yam, wash and soak;
7. Add yam and simmer for about 15 minutes on medium and low heat (5, 6, and 7 steps can be pressed in a pressure cooker for more fragrant, high fire for about 5 minutes, the pressure cooker sounds, change to medium and low heat and simmer for 20 minutes). , Beauty and weight loss
