1 can tomato soup
1 c. corn oil
1/2 c. sugar
1/2 c. vinegar
1/2 tsp. dry mustard
2 cloves garlic, chopped
1 small onion, chopped
2 tsp. salt

Put all ingredients into blender and blend well on puree. Tastes better with age.

From John's Seafood Restaurant - Bham.