1. Mustard Heart
2. Wash and set aside
3. Put an appropriate amount of water in the pot and boil
4. Then pour the mustard heart
5. Boil the water for a minute and remove it
6. After removing it, put it in the faucet and rinse it, so that the choy sum can remain crisp and green
7. Reheat the oil pan
8. Pour the blanched mustard greens
9. Stir-fry for four or five minutes
10. After the mustard heart is broken, add salt to taste
11. Add a little soy sauce to freshen up and serve
12. Fresh on the table~
Tips:Boiling water first can not only decompose harmful substances, but also save cooking time
