Ingredients:
4 cups mashed potatoes (prepared, preferably cold)
1 cup shredded cheddar cheese
1/2 cup grated Parmesan cheese
1/4 cup sour cream
1/4 cup milk
2 large eggs
1/2 teaspoon garlic powder
1/4 teaspoon onion powder
Salt and pepper to taste
1/2 cup breadcrumbs (preferably panko for extra crunch)
2 tablespoons fresh chives, chopped
2 tablespoons butter (melted)
To the instructions