Purple Cabbage Hot and Sour Soup

1 onion, chopped
1-2 cloves garlic, minced
1/2 cabbage, rough chop
1/8 cup red wine vinegar
1/8 cup soy sauce
1 Tbs fish sauce
3 pints chicken broth
siracha, to taste
black pepper
1 Tbs lemon grass
1 Tbs ginger

Sautee onion and garlic in oil, add cabbage and cook down a little bit.  Deglaze with vinegar, soy sauce, fish sauce mixture and stir for 1-2 minutes.  Add remaining ingredients and bring to a boil, reduce heat and simmer.

Can also whisk 2 eggs and slowly pour in with stirring.