Creamy Potato and Ham Gratin Perfect Comfort Food Casserole

This cheesy potato and ham gratin is the ultimate comfort food —  creamy, crispy on top, and packed with flavor! It’s the perfect way to use leftover ham and serve up something irresistibly delicious. Groceries Ingredients: 6 medium Yukon Gold or Russet potatoes, thinly sliced 2 cups diced cooked ham 2 cups shredded Gruyère or mozzarella…