This make-ahead Texas toast breakfast casserole is hearty, quick, and easy for busy mornings. Filled with flavorful ingredients like eggs, cheese, sausage, and bacon, this overnight dish is sure to become a family favorite, especially perfect for holidays, weekends, and feeding a hungry crowd. Toasty, cheesy, and full of baked comfort, it's the perfect breakfast potluck recipe that's easy to prep and packed with comfort.