The snack is selling at stadium kiosks for a whopping $80.
The Brockton Rox's McMullen dog is named for the chef who came up with the idea and is made from ingredients rarely seen on a fast-food menu. It features a half-pound, all-beef sausage rolled in truffle oil, coated with the dust of pulverized porcini mushrooms and topped with white truffle shavings.