French Onion Soup
["2 large onions, sliced", "1/4 lb. butter (not oleo)", "2 (16 oz.) cans beef broth", "4 c. water", "8 beef bouillon cubes", "1/2 c. seasoned croutons"]
["Saute onion in butter until onion starts to look clear.", "Place broth in 3-quart pan. Add onions, water and bouillon cubes. Simmer 30 to 45 minutes. Pour soup into ovensafe bowl; add croutons. Place in 325\u00b0 oven for 5 to 10 minutes."]
["onions", "butter", "beef broth", "water", "croutons"]