The chefs are charged with creating innovative fare that will impress precise palates. Later, the heat is on when they square off in an old-fashioned Texas-barbecue showdown. Technology maven and culinary author Nathan Myhrvold is the guest judge.

The chefs try not to go off the rails when they use various ingredients delivered to them by a train. Later, they create a gothic dish fit for a queen, yet the plate must embody the very essence of evil. Guest judge: Charlize Theron.