Restaurateur John Torode and food writer Gregg Wallace continue their search for the country's top celebrity chef.

In the first heat, Linda Robson, Denise Lewis and Mark Moraghan cook for the judges and paying customers at The Gallery Restaurant in Fortnum and Mason. The second heat sees Michael Buerk, Julia Bradbury and Liz McClarnon cook at The Larder in the Hilton Hotel. Who will make it through to Friday's quarter final?