Brett Carter

The contestants are split into two teams for a service challenge. Each team must cook a three-course meal for 30 people, replicating dishes from two celebrated Melbourne restaurants.

Contestants have 75 minutes to create a delicious dish based on Nigella Lawson's divine indulgences. The top three will have a chance at immunity, while the bottom three face elimination.

It's Marco Pierre White Week on MasterChef Australia. The contestants have 75 minutes to create a dish from Marco's mystery box of ingredients with rewards and hazards for the top and bottom three.

The losing Greek feast challenge team face elimination. Contestants who fail the Round 1 blind taste test must win over the judges by creating a dish using the ingredient they did not correctly name.

The three best performers from the invention test must create a dish using popcorn as the core ingredient. The winner will then need to out-cook the professional guest chef for immunity.

The bottom three from the invention test must keep up with Marco as he demonstrates his classic John Dory dish. With no recipe or clock, who has cooked their last dish?