Cook 1/4 cup minced onion in a saucepan with 1 tablespoon butter until soft, 3 minutes. Add 1 teaspoon each curry powder and paprika and a pinch of cayenne; cook until toasted, 1 minute. Add 1 cup ketchup and 1/2 cup water; simmer until thick, about 25 minutes.
Photograph by Levi Brown
Recipe courtesy Food Network Magazine