Mexican Tomato Sauce
1/4 cup butter
1 onion, finely chopped
1 red pepper
1 green pepper
1 clove garlic
2 tomatoes, peeled and cut into pieces
1 teaspoon Worcestershire sauce
1/4 cup celery, chopped into small pieces (inside leaves are also good for this)
Salt
Cook onion in butter 5 minutes. Add other ingredients except seasonings. Cook 15
minutes, then add seasonings
http://www.nancyskitchen.com