1. Ingredients: duck bones, oiled tofu, green vegetables (washed)
2. Put the washed green vegetables on the cutting board and cut open, set aside.
3. Put the oily tofu on the chopping board and cut it.
4. Put the duck bones and cut oiled tofu into a pot of water and boil for 2-3 minutes.
5. Then, add the cut greens and boil until the greens are dead.
6. Then, add an appropriate amount of salt.
7. Add the right amount of MSG.
8. Season to mix and serve.
