Patty filante
Instructions
Boil the potatoes in their skins, Peel and pass through a sieve immediately.
When done with the butter (less one) egg yolks, finely chopped ham, nutmeg and milk.
Season with salt and pepper.
Beat egg whites until foamy, and blend the mixture gently.
In a baking dish greased with butter, place half of the dough, cover with sliced mozzarella, pour the rest of the dough and put in moderate oven (170 degrees) for about 30 minutes.
The potato pie baked well surface and leave it Golden stand for a few minutes before serving.
