French Onion Soup
["2 Tbsp. melted butter", "1 c. sliced onion", "1/2 c. diced celery", "salt to taste", "6 c. broth, made with meat/bouillon cube", "toasted bread slices", "Parmesan cheese, grated"]
["Combine butter, onion, celery and salt in a 2-quart ovenware casserole.", "Cover and cook in microwave 8 minutes.", "Add broth. Cover and cook 12 to 15 minutes.", "Pour into bowls and add toasted bread slices.", "Sprinkle grated cheese on top.", "Makes 8 servings."]
["butter", "onion", "celery", "salt", "broth", "bread slices", "Parmesan cheese"]