Red Devil Franks

1 cup finely chopped onion
2 cloves garlic, minced
4 tablespoons margarine
1/2 teaspoon salt
1/8 teaspoon pepper
1 1/2 tablespoons prepared mustard
1 1/2 tablespoons Worcestershire sauce
1 1/2 teaspoons granulated sugar
1/2 cup chili sauce
1 pound frankfurters (8 to 10)
Frankfurter buns (8 to 10)

Cook onion and garlic in margarine over low heat until onion is tender, about 10 minutes. Stir frequently. Add salt, pepper, Worcestershire sauce, mustard, sugar and chili sauce. Continue heating until flavors are well blended, about 5 minutes.

Split frankfurters lengthwise and arrange split-side up in shallow pan. Spoon sauce over frankfurters and heat under broiler until frankfurters are hot and sauce is bubbly, 3 to 5 minutes.