1. Chop the spine.
2. Put an appropriate amount of water into the pot.
3. Bring to a boil to remove the foam with a spoon.
4. Add green onion and ginger.
5. Turn the lid to low heat and simmer for 30 minutes.
6. Cut the sauerkraut into thin strips.
7. Add the right amount of salt to the pot.
8. Cover and simmer for another 40 minutes.
9. Finished picture.
Tips:Simmer on low heat without adding MSG.
