1. Prepare materials
2. Sweet potato peeled
3. Cut the hob block and immerse it in clean water to prevent oxidation and discoloration
4. Wash the mustard greens and cut into sections
5. Luncheon meat slices
6. Heat the pan into the oil, add the ginger slices, and sauté
7. Add sweet potatoes and stir fry for a while
8. Add appropriate amount of water and cook for about 3 minutes
9. Add the mustard help and cook for about 5 minutes
10. Add mustard leaves and cook for 3 minutes
11. Finally, add luncheon meat
12. Add salt and oyster sauce to taste
13. Mix well and cook for 2 minutes
14. Out of the pot
Tips:Cook the vegetables first, then cook the leaves, so that the vegetables are soft and the leaves will not be rotten
