Definition: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Input: ingredients:  '4 medium potatoes, sliced', '1 large onion, sliced thin', '1 1/2 c. milk', 'butter', 'flour', 'grated cheese', 'salt and pepper to taste',<sep> directions: 'Arrange alternate layers of thin sliced potatoes and onions. Sprinkle each layer with flour, salt and pepper and dot with butter.', 'Pour milk over the casserole and bake at 400° for 1 hour. Last 15 minutes sprinkle with grated cheese.'

Scalloped Potatoes