Au Gratin Potatoes with Squash is a delicious and hearty side dish that combines tender potatoes and flavorful squash in a creamy cheese sauce. The potatoes and squash are thinly sliced and layered in a baking dish, then covered with a cheesy cream sauce and baked until golden and bubbly. The combination of the creamy sauce, tender potatoes, and sweet squash creates a comforting and satisfying dish. This recipe is perfect for a holiday dinner or a cozy family meal.