It's back to win and 23 returning contestants are back for another shot at the trophy. Gordon Ramsay greets them to announce that they are splitting into three teams and taking on a service challenge!

Gordon Ramsay is in the kitchen to put 8 cooks through a Keeping Up with Challenge. They'll work at record pace to deliver TWO of Gordon's dishes, in a fight for the only immunity pin of the season.

To win immunity and a chance to see their creation added to Gordon Ramsay's new London restaurant's menu at 22 Bishopsgate, they must cook and elevate their favourite late-night snack!

Inspired by watching an emotional video on their MasterChef journeys, the contestants must cook a dish that represents who they are now. But this will result in the first elimination for the season.

Peter Gilmore has brought a Mystery Box packed with ingredients from his most iconic dishes, which have been responsible for some of the competition's greatest moments of triumph and heart break.

Chocolatier Kirsten Tibballs joins the MasterChef kitchen for the very first pressure test of the series. With her toughest recipe yet she challenges the contestants with her Coffee Caviar Tin.

Legendary Australian chef, Shannon Bennett, is cooking in the MC kitchen. After his demo, whoever creates the most delicious dish in 20 minutes will win immunity and be safe from Sunday's elimination.

The cooks take part in a one-inch cube taste test in teams. Their elected team leader could land their whole team in an elimination cook.

Today's mystery box challenge comes with a twist: contestants must select one of the judges' fridges and use whatever is inside to create a dish worthy for a chance at immunity and a grand prize.

Immunity is up for grabs today. The contestants have one hour to recreate a Curtis Stone dish. But with a twist: they'll have to do it without the recipe!

Jean-Christophe leads a French service challenge as teams compete for immunity.

In today's elimination challenge, the contestants have to create a dish with an element of tableside theatre.

The MasterChef contestants face off with a mystery box with a wrapped up surprise.

Renowned pastry chef Steven He delivers a magical pressure test with his Balloon Puppy Cake.

In Sydney, teams compete for immunity in a pub inspired service challenge.

Seafood extraordinaire Josh Niland is in the kitchen for his own creative take on Surf and Turf. The challenge is to create a modern dish using both meat and seafood and survive elimination.

MasterChef welcomes Ixta Belfrage for a debut visit. The chef has brought a Mystery Box with a twist. There is one secret ingredient the contestants will only discover halfway into the cook.