Chicken-Corn Chip Casserole 2 boned chicken breasts 1 bag Doritos® 2 cups shredded Cheddar cheese 1/2 cup chopped onions 1 can cream of chicken soup 2 to 3 jalapeño peppers 1 pint sour cream Crush Doritos® and put into the bottom of a 9-inch square pan. Chop the raw breasts; mix well with sour cream, soup, peppers and onions. Put on top of the Doritos®. Cover with cheese. Bake at 375 degrees F for 30 to 45 minutes, until casserole is bubbly.