This week, the chefs face their first mystery box challenge of the season. Season Seven winner, Vegas restaurant owner and cocktail connoisseur Shaun O'Neale, returns to the MASTERCHEF kitchen to dish out the challenge. The chefs have 60 minutes to c... (more)ook three identical dishes using the spirits they receive in their mystery box. On the line are immunity or elimination, as the chefs compete to create a dish with their respective spirit as the star.