Elise Pulbrook

MasterChef Australia champion Emelia Jackson sets the contents of the mystery box; the three best dishes will be awarded an immunity pin.

Contestants are challenged by former contestants, Poh, Callum and Reynold, to create a dish worthy of a place on their restaurant menus.

The contestants must choose how to split their time between two rounds of cooking, with their leftover time from round one being the only time they have to use in the second round.

Jock introduces Kate Reid, the mastermind behind Lune Croissanterie. Contestants must utilise Kate's world-class pastry and turn it into a dish that is anything but a croissant.

The contestants interpret one of the classic food sayings on display to create a dish, with the contestant who fails going home.

Cooking legend Massimo Bottura presents his take on the classic dish, mac and cheese, for the elimination challenge.