1/2 cup onion, chopped fine
1 can tomato paste
3/4 cup water
4 tbsp wine vinegar
2 tbsp brown sugar
2 tbsp Worcestershire sauce
2 tbsp ketchup
1 tsp salt
1 tsp paprika
1 tsp chili powder
dash black pepper
dash ground cinnamon (opt.)
dash ground cloves (opt.)

Combine all ingredients and simmer until well blended. Pour over 6 pork chops and bake at 300 for one hour.