Instructions

1. 1
   Wash and dry the mustard greens.
2. 2
   Add salt to the greens.
3. 3
   Seal in a plastic bag and store in the refrigerator for several days.
4. 4
   Cut the pork tenderloin meat into tiny strips. Marinate the meat with corn starch, soy sauce, and sugar.
5. 5
   Retrieve the semi-pickled mustard greens and dice them.
6. 6
   Using a wok, stir-fry the meat until it is slightly brown. Remove the meat from the wok.
7. 7
   Stir-fry the salted mustard greens until slightly brown.
8. 8
   Place the meat back into the wok and add soup stock and water. Simmer for a couple of minutes.
9. 9
   Serve the soup with noodles.