Overview: Knockout week continues on MasterChef: The Professionals. Chef Monica Galetti and Michelin-starred chef Marcus Wareing scrutinise the chefs' every move in their bid to uncover the professional chef to crown culinary superstar of 2017. Only ten outstanding chefs remain in the competition and they have been split into two groups of five. Tonight the first team are set two daunting challenges by Monica and Marcus, which test them further than any previous round.