Mexican Casserole with Leftover Turkey is a delicious and easy way to use up leftover turkey from Thanksgiving or any other holiday meal. The casserole is made with layers of tortillas, shredded turkey, black beans, corn, and cheese. A flavorful sauce made with tomato sauce, spices, and chicken broth is poured over the layers, creating a rich and comforting dish. This casserole is perfect for a weeknight dinner and can be served with a side of guacamole and sour cream.