Definition: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Input: ingredients:  '3/4 cup onion', '1/2 cup butter, melted', '2 lbs frozen hash brown potatoes', '2 (10 1/2 ounce) cans cream of chicken soup', '2 cups sour cream', '2 cups shredded cheddar cheese (I like sharp the best)', '1 teaspoon salt', '1/2 teaspoon pepper', 'breadcrumbs (optional)',<sep> directions: 'Mix all together, put into 9x13inch pan, top with bread crumbs. Bake 45 min @ 350.'

Best Cheesy Potato Casserole