The contestants will have to please the palate of the great David Chang.
The hopefuls listen carefully to the rules of the 'Mystery Invention Box' Challenge.
Chang gives the amateur chefs some words of advice for their Korean adventure.
The Challenge ingredients certainly won't be familiar to all.
Will the perenially underestimated Hayden again prove he's a real shot for the title?
Dani knows she's taken a big risk with her rice burger, but will the gamble pay off?
Peter tries to keep his cool as David Chang delivers his verdict.
Hayden's flair for presentation bowls everyone over.
The contestants await the announcement of the winners and losers.
Peter, Dani and Hayden are delighted after being announced as the Challenge's top 3 cooks.
Adam, Danielle and Michael prepare to face a Pressure Test.
Mary Calombaris stops by the kitchen to show son George how it's done.
Mary C cracks up Dani, Peter and the rest of the balcony onlookers.
Michael tries to create the perfect hummus.
Adam receives some invaluable recipe advice from Mary.
Ellie rushes to get all her elements onto the plate with seconds to go.
Mary gets ready to show the judges a thing about tasting.
Adam faces some hard truths as he questions his place in the competition.
As Adam prepares to leave of his own accord, Danielle realises how close she came to elimination.
Gary shows Hayden a familiar reward for Challenge victory.
Hayden looks lonely as he enters the MasterChef kitchen ready for battle.
Pattiser Vincent Gardan is all about the desserts.
Hayden smiles nervously after Gadan confirms his victorious intentions.
Hayden sees a glimmer of hope after the ingredients are revealed to be sweet rather than savoury.
Hayden's late getting his meat into the oven after pork prep takes longer than expected.
Despite agonisingly missing out on another Immunity Pin, Hayden's gracious in defeat.
Blues and Reds prepare to get their food court rivalry on.
Ellie's fighting words for Craig show she's no one to be messed with.
Billie checks on the progress of his dessert with a taste test.
Gary checks in to see if the battle for pizza perfection is going the way of Kumar or Alana.
The 'culinary coliseum' trembles as Gary gets his kung-fu groove on.
Ellie puts the finishing touches on her elegant salmon dish.
Gary, George and Matt await the arrival of the first dishes to taste.
The Blue Team rejoice after their Challenge win is announced.
Dani breaks down as she recalls her father's words of encouragement.
The Blue Team enjoy their Challenge win reward at Mark Best's Marque Restaurant.
Elimination is a sobering thought for the Red Team.
The contestants draw knives to see which round they'll be cooking in.
Are George's questions helping or hindering Michael's concentration?
Frantic times in the MasterChef kitchen as the second round contestants ready their dishes.
Gary and George briefly interrupt Alana's progress to see how her dessert is taking shape.
Craig comforts an emotional Alana after she narrowly survives elimination.
Mary Calombaris returns to the MasterChef kitchen with moussaka on her mind.
George learns to take a back seat as Mrs C exerts her culinary authority.
Peter and Alan make the acquaintance of brilliant patissier Vincent Gadan.
Gary's beautiful lamb three ways starts to take shape.
Gary helps guest Christine Mansfield ready her turmeric squid dish.
Christine's squid recipe looks delightful on the plate.