1. Soybean sprouts choose to wash
2. Cut celery and mustard into sections separately
3. Add water to the pot, put pepper and star anise to boil
4. Put the soybean sprouts after the water is boiled
5. Cook for about 5 minutes
6. Put mustard shreds
7. Add celery and continue cooking
8. Add 1 scoop of light soy sauce
9. Add a little salt and cook for a while
