Saucy Cocktail Meatballs
["1 lb. ground beef", "2 Tbsp. bread crumbs", "1 egg, slightly beaten", "1/2 tsp. salt", "1/3 c. each: finely chopped green pepper and onion", "2 Tbsp. butter or margarine", "1 can Campbell's tomato soup", "2 Tbsp. brown sugar", "4 tsp. Worcestershire sauce", "1 Tbsp. each: prepared mustard and vinegar"]
["Mix beef, crumbs, egg and salt; shape into 50 meatballs. Place in a shallow baking pan (13 x 9 x 2-inch).", "Bake until browned; turn once.", "Spoon off fat."]
["ground beef", "bread crumbs", "egg", "salt", "green pepper", "butter", "Campbell's tomato soup", "brown sugar", "Worcestershire sauce", "vinegar"]