Preheat oven to 350 degree F. Lightly spray a 9x5x3-inch loaf pan with nonstick cooking spray; set aside.Advertisement
Beat egg in a large mixing bowl. Add cranberries, shallot or onion, pistachio nuts, port wine or cranberry juice, cream, bread crumbs, sage, salt, pepper, and garlic; mix well. Add ground beef and pork. Mix well. Press mixture into prepared pan. Cover tightly with foil. Bakes 1-1/2 hours.
Remove pan from oven. Cool slightly. Uncover; carefully pour off drippings, leaving pate in pan. Cover pate loosely with foil. Place several heavy cans of food in another 9x5x3-inch loaf pan to serve as weights. Place pan on top of the covered pate. Chill overnight.
Remove weighted pan and foil. Loosen sides if necessary. Invert pate onto a serving platter or wrap in plastic wrap and chill for up to 2 days. Cut pate in half lengthwise and then into thin slices. Serve pate with stone ground mustard.