Brent Draper

The judges are joined by special guest Jamie Oliver, as the contestants prepare for a season of secrets and surprises.

In the first elimination challenge of the season, the contestants must cook a dish from their favourite childhood memory. The least impressive dish will send its cook home.

Jamie Oliver returns for another day in the kitchen, as contestants battle to secure a place in the first immunity challenge.

There's a catch to the flavour bombs that Jamie Oliver has left behind for the contestants to cook with. They will only be revealed 15 minutes into the cook and must be included in the dish.

With elimination looming, the contestants embark on a two-day challenge, needing to marinate, pickle, brine and more in an overnight cook.

Contestants attempt to turn Andy's spit-roasted chickens into an incredible dish and the winner cooks for an immunity pin against Three Blue Ducks chef Darren Robertson.