Machi-no Saas or Lagan-no Saas
(Sweet and Sour Spicy White Sauce with Fish)

Guests are invited 4 days before a wedding date to stay with family. This is a lunch dish to serve and keep everyone well fed during one of those pre-wedding days. 'Lagan' is a Gujarati word for 'wedding'.
        
6 to 8 steaks of white fish
2 medium onions, finely sliced (1/2 cup)

2 tbs. finely chopped hot peppers
1 green hot pepper, slit
6 cloves garlic, finely chopped or 3/4 tsp. garlic powder.
 1/4 tsp. cumin seeds, slightly pounded, or cumin seed powder
 2 tsp. all purpose flour
 2 1/4 tsp. salt
 6 cherry tomatoes
 2 cups water

Blend in a bowl:

 2 cups vinegar
 1 tbs. Worcestershire Sauce
 1 tbs. sugar
 1 egg
 3 tbs. vegetable oil
        
In a pan heat oil and sauté onion till soft yellow (not brown). Drain excess oil. Add chopped green pepper, slit green pepper, garlic, and cumin seed. Blend well and cook on low heat for 5 minutes. Add flour and blend to a smooth paste, then add water gradually and mix well. Bring mixture to a boil, add 1 tsp salt and simmer, covered, on low heat for 10 to 15 minutes. Add slices of fish and salt and continue cooking till fish is cooked. Then add whole tomatoes. Let this cool then add mixture of vinegar, Worcestershire Sauce, sugar, and egg. Tilt pan to allow mixture to flow evenly over fish. Place pan on heat and cook 5
minutes longer before serving. Do not boil.

Serve with Plain Khichri, Fried Papad, Methiu aachar and cut scallions/onions can accompany this dish.         
Serves 6 to 8