This creamy potato casserole is a comforting and delicious dish that is perfect for any occasion. Made with layers of tender potatoes, sour cream, and cottage cheese, this casserole is rich and flavorful. The potatoes are cooked until they are soft and creamy, and then layered with the creamy mixture. Baked until golden and bubbly, this casserole is a crowd-pleaser that will have everyone coming back for seconds.