We always roast a turkey large enough so that we have leftover turkey for sandwiches. Use the leftover turkey in one of these recipes. Holiday Turkey Casserole with Croutons Wondering what to do with your leftover turkey? Here’s an easy layered dish that uses canned soup and croutons. 3/4 cup melted butter 1/2 cup chopped onion 1/2 cup chopped celery 4 cups seasoned croutons 4 cups cubed leftover cooked turkey or chicken Watkins Black Pepper 1 can [10 3/4 oz.] {Read More}