John Torode and Gregg Wallace present the first episode of finals week, in which the five remaining contenders must cook a five-course lunch at the City of London's Plaisterers Hall for members of the hospitality sector who delivered thousands of meals to frontline workers during the first lockdown. The contestants must each serve up as dish of their own creation, inspired by their own lockdown experience, then return to the studio to make culinary tributes to their heroes