All week the four teams from the Northern region have been battling in their own kitchens to cook the best restaurant standard three course meal. But now the pressure is upped as the action shifts to Kitchen HQ set in the stunning grounds of Stoneleigh Abbey in Warwickshire. Guest Judge Frances Atkins, a Michelin starred chef and restaurateur, joins regulars Michael and Prue. Frances also brings a mystery ingredient that the teams must make the hero of the dish in an invention challenge - gooseberries.