Depression Casserole
["1 large onion, chopped", "1 to 2 Tbsp. cooking oil", "1/2 c. catsup", "1/2 c. water", "1/4 c. vinegar", "1 tsp. dry mustard", "1/4 tsp. pepper", "1 (16 oz.) pkg. frankfurters, cut into 1-inch chunks", "toast or cooked rice (optional)"]
["Saute onion in oil until tender.", "Stir in catsup, water, vinegar, mustard and pepper.", "Bring to a boil, stirring occasionally.", "Place frankfurters in a 1-quart baking dish.", "Pour sauce over.", "Bake, uncovered, at 375\u00b0 for 30 minutes or until bubbly.", "If desired, serve over toast or rice.", "Makes 5 servings."]
["onion", "cooking oil", "catsup", "water", "vinegar", "dry mustard", "pepper", "frankfurters", "rice"]