Definition: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Input: ingredients:  '3 Tbsp. butter or margarine', '3 medium to large onions, sliced', '3 (13 oz.) cans beef broth', '1 tsp. Worcestershire sauce', 'pepper to taste', 'croutons and Parmesan cheese',<sep> directions: 'Combine butter and onions in 3-quart casserole microwave dish. Cook at High setting for 10 minutes.', 'Stir in broth, Worcestershire sauce and pepper, then cover and cook at High setting for 10 minutes.', 'Stir and cook at High setting for 10 minutes more, then at medium setting for another 10 minutes.', 'Let stand, covered, for 3 minutes, before serving.', 'Garnish with croutons and cheese.'

French Onion Soup By Microwave