Texas Barbecue Sauce

Ingredients

2 medium onions, finely chopped (about 1 cup)

1 clove garlic

1/4 cup vegetable oil

2 tbsp chili powder

2 cups catsup

1 cup cider or white vinegar

1/2 cup lemon juice

1/4 cup Worcestershire sauce

1/3 cup firmly packed brown sugar

2 tbsp prepared mustard

1 tbsp celery seeds, crushed

2 tsp cumin seeds, crushed

2 tbsp. margarine (or butter)

Instructions

Saute onion and garlic in oil in large saucepan until golden and tender, 10 mins. Stir in chili powder and cook 1 minute. Add rest of ingredients, except butter, and bring to boil. Lower heat, simmer uncovered, stirring often, for 30 minutes. Stir in butter.

Makes about 4 1/2 cups. Jars keep in fridge for months.