This cauliflower and potato casserole is a comforting and flavorful vegetarian dish that is perfect for a cozy dinner. Made with tender cauliflower, creamy potatoes, and a cheesy sauce, this casserole is sure to be a hit with the whole family. The cauliflower and potatoes are cooked until tender and then mixed with a creamy cheese sauce. The sauce is made with a combination of milk, flour, and grated cheese, and is seasoned with garlic and herbs. The casserole is then baked until golden and bubbly, creating a deliciously cheesy and satisfying dish. Serve it with a side of salad or steamed vegetables for a complete meal.