The contestants are stunned to find the Godfather of modern cooking, Marco Pierre White, waiting for them. The winner of Marco's mystery box challenge gets to choose the core ingredient in the invention test.

Marco Pierre White sets the pressure test challenge from his iconic cookbook, White Heat. Emotions run high when one contestant is sent packing forever.

The contestants arrive at the MasterChef Australia kitchen to find Marco Pierre White there to greet them. Today's mystery box challenge is all about the five fundamental tastes in the human palate.

The three contestants with the least impressive dish from the previous invention test face off in the pressure test. At the end of the challenge, one of these contestants will be going home.

The three best performers in the invention test are vying for immunity. Marco Pierre White sets them a 30 minute challenge with unlimited pantry access.

In today's challenge, the contestants are split into four teams, with each team cooking in a relay. All five members of the team with the least impressive dish will go into tomorrow's elimination.

In tonight's elimination, contestants must prepare a single dish plated into five identical serves, one for each of the four judges and one for the cook who will have the honour of dining with the judges. Closing out the episode with Marco Pierre White is the first MasterClass of the season. The contestants are joined by our judges at the picturesque Burnham Beeches.

As promised, Marco Pierre White has returned to see how far the contestants have come and to push them to step up going into finals week.

With no recipe and no clock, three contestants must cook along with Marco Pierre White. He will cook a classic dish and they must cook at the same time and the same pace.

The best performing contestants from Marco Pierre White's service challenge have the chance to cook for immunity. It is the last immunity pin up for grabs before finals week.

This episodes French challenge splits the contestants into two teams and will be responsible for every aspect of the restaurant: planning the menu, creating dishes with no recipes and much more.

The judges reveal that for the elimination challenge, the contestants need to draw on childhood memories as an inspiration for their dish.

The hopeful chefs suit up and show up for Marco Pierre White Week. With 75 minutes ticking away, they use the ingredients from Marco's mystery box of ingredients.

It takes 20 ovens, miles of stainless steel, an arsenal of appliances and knives that chop, cut, slice and dice, to discover the best amateur chef in Australia. Tasks include mystery boxes, celebrity chef challenges, masterclasses and off-site challenges. The usual elimination format applies. MasterChef experts are George Calombaris, Gary Mehigan and Matt Preston.

The top three contestants from the invention test must make a filled pasta with a matching sauce. The winner will then enter a cook off for immunity against guest chef, Jake Kellie.

This challenge is all about the pub lunch. The contestants are split into two teams and must cook three courses for 70 people with Marco Pierre White running the pass.

The contestants from the losing pub lunch challenge team must correctly name an ingredient to avoid the elimination cook-off challenge, as the contestant with the least impressive dish will go home.

An imposing figure appears in the kitchen: iconic chef Marco Pierre White. Contestants face a pressure test to win immunity by recreating his panache of sea scallops, calamari and ink sauce.

Contestants must create a dish using ingredients from culinary king Marco Pierre White's array of pantry items that he uses at home. The least impressive dish will ensure elimination for its maker.