Craving a comforting and simple dinner idea? This easy Reuben casserole recipe is the perfect solution! Packed with tender pastrami, Swiss cheese, and a tangy sauerkraut base, this casserole takes the classic Reuben sandwich to the next level. Whether you're serving it for a weeknight dinner or bringing it to a gathering, this one-pan dish will become a fast favorite. Click to discover how to make this deliciously easy Reuben bake!