22 brand new contestants are introduced as they begin their dream to become Australia's next MasterChef.

The female contestants battle it out against the male contestants in a Protein Pick Face Off. The bottom six will go in to the first elimination challenge to take place tomorrow.

In the first elimination, the contestants with the worst six dishes from last night's Protein Pick Face Off face an Invention Test with a twist. At the end of the show one of them is eliminated.

For the first time ever, there is a twist featuring a studio audience member.

The girls-versus-boys themed challenge continues and they find themselves in the picturesque Barossa Valley instead of the Masterchef kitchen.

The second day at the Barossa Boot Camp sees the contestants at the farm of food legend Maggie Beer where each team has to create four Maggie Beer recipes.

The contestants are challenged at the Seppeltsfield winery in the Barossa, where they meet three seafood champions who show off their skills.

The boys versus girls Barossa Boot Camp reaches its conclusion and it is also the final day for two MasterChef contestants.

The Barossa Boot Camp comes to an end with a MasterClass featuring great local produce and two of its favourite residents, Maggie Beer and William Wood.

It's Kids Week and the first challenge sees the contestants having 60 minutes to make the best dish they can using the ingredients that are found in a school lunch box.

It is the first Immunity Challenge of the current series and the judges inform the contestants that they have access to the pantry but there is a catch.

The contestants make their way to Penleigh and Essendon High School where Gary introduces two very special guests who were previous students at the school. The challenge today sees the contestants having to feed 450 starving pupils.

The losing team from the Tuck Shop Challenge faces elimination today. The challenge takes part in two parts which will leave the contestants scared.

Masterchef Australia: Masterclass 3 Tonight's MasterClass sees the contestants being joined by Stephanie Alexander and along with Matt Preston, they make a spinach & potato torte.

It's Italian Week and the remaining contestants are split into four teams and given a dish to create and sell to the public from a stall.

The contestants are given 60 minutes to make a dish from memory. The contestant with the worst dish will be eliminated from the competition.

The 18 remaining contestants are put into two teams for a supreme Battle of the Pizzas. Each of the teams needs to come up with a menu of four pizzas to feed 150 hungry diners.

The team that lost yesterday's pizzeria challenge battle it out in the kitchen but there ends up being a twist.

Antonio Carluccio creates Handkerchief pasta with Ligurian Pesto whilst Gary shows how to make the perfect carbonara.

The top 15 find themselves having to to on Wild West Week in Western Australia. They are in Fremantle where they are divided into two teams. They head offshore to catch their own dinner.

The team which won yesterday’s Wild West Challenge battle are out for immunity tonight, or so they believe. After they show up at the Guillaume bistro there is a twist in the challenge.

The contestants travel to Kylagh Station in York where they have to create lunch for 20 hungry stockmen and women on limited supplies.

During the the Wild West Week elimination challenge, three contestants battle it out at Matt Stone’s restaurant, The Green House.

In tonight’s MasterClass, Brendan Pratt cooks slow roasted lamb shoulder with croquettes.

This week's Mystery box challenge pushes the remaining 14 contestants to their limits.

Four contestants face the elimination challenge and are joined Ian Curley. The two of them who create the two worst dishes then have to battle it out in round two and one of them will be eliminated from the competition.

The remaining hopefuls are divided into two teams, and they have to prepare a banquet for 70 diners using ingredients that represent the different Seven Deadly Sins.

The losing team from the Seven Deadly Sins challenge battle it out to try and save themselves from elimination.

Paul Wilson creates a traditional Mexican mole with lamb cutlets. The judges pit their skills against one another in creating a chocolate mousse.

Fast Food Week gets underway and in the mystery box challenge the twelve remaining contestants are split in four teams, each having to create their own creation of the burger, fried chicken and kebab. They have to face the clock though as time is limited.