Four chefs from past series return to show how far their food has progressed. They must cook for critics Grace Dent, Jimi Famurewa and Jay Rayner, and then prepare a festive feast.

Four chefs from past series return to show how far their food has progressed. They must cook for critics Grace Dent, Jimi Famurewa and Jay Rayner, and then prepare a festive feast.

Four chefs from past series return to show how far their food has progressed. They must cook for critics Grace Dent, Jimi Famurewa and Jay Rayner, and then prepare a festive feast.