Theo Randall, Olia Hercules, Charlotte Ritchie, Jane Parkinson

A special Christmas Eve episode of Saturday Kitchen, hosted by John Torode. He is joined by chefs Theo Randall and Olia Hercules, and the celebrity guest is Call the Midwife star Charlotte Ritchie. There are great moments from the BBC food archive, including clips of Rick Stein, Tom Kerridge, Nigel Slater and Nigella Lawson, while Jane Parkinson picks wines to go with the studio dishes.