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.

The contestant cooking for immunity must face off against Nick Holloway, from Nu Nu Restaurant in Palm Cove, Queensland. Has the amateur cook got what it takes to out-perform one of the best...

Today's mystery box challenge has been set by the great Heston Blumenthal. The contestants have 60 minutes to create a dish using at least one ingredient chosen by Heston.

The judges reveal that the pressure test has been set by celebrated chef Guillaume Brahimi, the contestants have two and a half hours to recreate Guillaume's elaborate jewel of the sea dish.

In the team challenge, contestants are split into two teams to prepare afternoon tea for 100 guests at Melbourne's The Hotel Windsor.

In the invention test, the winner of the mystery box challenge will get to decide on the pantry items, the cuisine and the cook time for every contestant.

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 an off-site team challenge, the contestants will be taking over the bakery at Melbourne's iconic Abbotsford Convent.

The losing team of nine cooks face off in the elimination challenge and the contestant with the least impressive dish in round three will leave the kitchen.

Today the three contestants who impressed in Heston Blumenthal's invention test cook for immunity. Does the amateur cook have what it takes to out-cook the professional?

The pressure test has been set by guest chef Janice Wong from 2am Dessert Bar in Singapore.The contestants have two hours and 15 minutes to recreate her intricate dessert, the cassis plum.

In a battle for immunity, the contestants have 30 minutes to create a dish that showcases batter. However, the pantry and garden are off limits, so they must work with the staple ingredients...

The judges reveal that the challenge is all about fish, and who better to help guide the contestants through the cook than much-loved chef Rick Stein, the 'Codfather' himself.

The three contestants with the least impressive dishes from the previous invention test face off in the pressure test. One contestant will cook their last dish in the MasterChef Australia kitchen.

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.

With guest mentor Shannon Bennett leading today's challenge, has our amateur MasterChef cook got what it takes to out-perform one of the best?

The judges tell the 17 contestants to realise their food dreams. Plus, past contestants return to showcase their skills.

The eight members of the losing team from the Mexican challenge are facing elimination. With 90 minutes on the clock and an open pantry, the contestants must re-invent a classic French dish.

The contestants with the three least impressive dishes from the invention test face off in the pressure test. The contestant whose dish least impresses the judges will be eliminated.

Split into two teams, the contestants will be taking over two popular Melbourne restaurants: Tokyo Tina and Saigon Sally. The losing team will go into tomorrow's elimination challenge.

Power Week. The elimination challenge will take place over two rounds. Firstly, the contestants perform a blind taste test and then must create a dish using only the ingredients they have correctly named.

The five members of the losing team from yesterday's afternoon tea challenge enter the MasterChef Australia kitchen in what promises to be one of the most dramatic episodes of the season.

The contestants will take part in a barbecue battle in the MasterChef Australia garden for the team challenge. Special guest, Andy Groneman, will be there to guide them.

In what promises to be one of the toughest pressure tests yet seen in the MasterChef Australia kitchen, the bottom four contestants from the invention test must cook off to survive in the competition.

In an immunity challenge like no other, the two contestants will cook off against two professional chefs in the second round. Do the home cooks have what it takes to out-cook the professionals?