Easy Onion Soup
["2 large onions", "2 Tbsp. butter or margarine", "3 (10 1/2 oz.) cans condensed beef broth", "4 oz. Swiss or Cheddar cheese, shredded", "3 Tbsp. grated Parmesan cheese", "1 Tbsp. minced parsley", "4 (1-inch) thick slices Italian bread, toasted"]
["Cut each onion in half from stem to root, then slice thinly crosswise.", "Cook onion and butter covered on high 15 minutes, stirring twice.", "Add undiluted beef broth and 1 cup water.", "Cook covered on high 10 minutes.", "Meanwhile, mix cheese and parsley. Arrange toast on baking dish.", "Sprinkle with cheese mixture.", "Bake just until cheese melts.", "Ladle soup into 4 soup bowls.", "Top each with toast slice."]
["onions", "butter", "condensed beef broth", "Swiss", "Parmesan cheese", "parsley", "Italian bread"]