Souper Burger
["1 lb. ground beef", "1/2 c. chopped onion", "1 can Campbell's tomato soup", "1 Tbsp. prepared mustard", "dash of pepper", "hamburger buns, split and toasted"]
["In skillet, brown beef and cook onion until tender (use shortening if necessary).", "Stir to separate meat.", "Pour off fat. Add soup and seasonings.", "Heat; stir occasionally.", "Serve on buns. Makes about 3 cups."]
["ground beef", "onion", "Campbell's tomato soup", "mustard", "pepper", "buns"]