Ben Borsht

The contestants in the losing team work hard to stay in the competition. Nigella Lawson gives a Masterclass.

The contestants are divided into two teams and put to the test when Gordon Ramsay yells at them to hurry up to create a three-course meal for 50 diners.

In the house, the contestants get a surprise message informing them of the upcoming group challenge and where they'll need to travel to.

The contestants visit Maggie Beer's Eatery in the Barossa Valley for their elimination challenge, and participate in a masterclass at the Adelaide Markets.

The mystery box winner and the creators of the top two dishes from the invention test have the opportunity to cook for immunity and have Gordon Ramsay as their mentor.

The 23 cooks enter the MasterChefAustralia kitchen for the first mystery box challenge of the season. This year the rules are changing, the winner of the mystery box will get a game-changing advantage