For a twist, mix cheddar with Gruyère or mozzarella for extra flavor. Add cooked ham, bacon, or steamed broccoli between layers for variation. Make it gluten-free by using cornstarch instead of flour or dairy-free with plant-based alternatives. Leftovers keep in the fridge for 3–4 days or freeze up to 3 months.
Keyword Cheese, Comfort food, Holiday Dish, Potatoes