Mashed Potato Casserole with Mozzarella
Ingredients : 2 pounds potatoes 2 tablespoons unsalted butter divided 1 cup milk salt to taste 2 egg yolks ½ bunch chopped fresh chives 2 pinches ground nutmeg freshly ground black pepper 1 (8 ounce) ball mozzarella cheese sliced Methods : Place potatoes into a large pot and cover with...