Dice and freeze fatback. Dice the veal and pork. Heat oil in skillet. Sauté the onions. Combine meat, onion, and seasonings in a bowl. Mix cream and egg whites. Pour over meat. Refrigerate for a few hours.
Marinate artichokes in wine, brandy. Season with salt and pepper. Puree the meat with fatback. Add the pistachios and ham.
Grease a 5 cup mold and line top and bottom with pastry dough. Alternate forcemeat and artichokes ending with forcemeat.
Cover pâté with pastry. Brush with egg yolk.
Cut an opening in the center.
Bake at 350 degree for about an hour. When cold, fill the pate with sherry wine aspic.