It's the quarter-final, and the four best chefs from thisweek's heats return to the MasterChef kitchen, where they mustprove themselves to the judges in two challenges set to testeven the most experienced chefs.First, the chefs are given anInvention Test with a twist. They must create a dish thatshowcases one of the four ingredients that are wasted in the UKmore than any other – bread, milk, potatoes and bananas.Starting from scratch, they have an hour and 10 minutes tocreate a stunning dish with one of these ingredients as thestar. Only the best will do as at the end of the round, oneprofessional must leave the competition.Next, the remainingchefs must raise their game yet again as they face the dauntingtask of cooking for three of the UK's most discerningrestaurant critics, Jimi Famurewa, Tom Parker Bowles and JayRayner. Can they make an impression for the right reasons anddeliver knockout dishes in one of the most intense rounds ofthe competition?Only the most talented will make it through toKnockout Week.
