For a gluten-free version. Substitute panko breadcrumbs with gluten-free breadcrumbs. Ensure that all other ingredients are. Including tomato ketchup and any other sauces. Are also gluten-free. This simple swap. Will make these Meatloaf Cupcakes with Mashed Potato Topping suitable for those with gluten sensitivities or celiac disease. Allowing everyone to enjoy this delicious meal!