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Teams of competitive home chefs compete against one another to produce the best three-course meals in an elimination contest to win a grand cash prize of $100,000.
The competition kicks off in Perth with friends Tommy and Rach. As the first to cook, they're hoping their restaurant, The Saucy Spoon, will dish up amazing food and perfect scores.
Mother-son duo Sonia and Marcus attempt to keep their arguments aside and cook food from their hearty family recipes for the judges.
In Western Sydney, identical twins Radha and Prabha attempt to wow Manu Fieldel and Colin Fassnidge with traditional Indian recipes.
Tonight in New South Wales, besties Coco and Pearls are pushing their fighting to the side, and hoping to offer their guests both style and substance with a creative menu.
In Melbourne, housemates Nick and Christian talk a big game and are confident they can knock the current top-scorers off their coveted spot on the leaderboard.
It's the last restaurant of the round and we're joined by Claudean and Anthony. After their previous harsh talk and critique, will they impress or run the risk of being eliminated?
Round 2 kicks off with barbecue champions Aaron and Chris. Meanwhile, everyone is getting to know childhood friends Amber and Mel and Lithuanian sisters Patricija and Brigita.
The second round of the competition continues with Claudean and Anthony back in the kitchen to redeem themselves. The pair want to show the Gate Crashers that they are the team to beat.
Tonight, Gate Crashers Amber and Mel cook up a storm in the NSW Blue Mountains, hoping that Lebanese cuisine will earn them a spot at the top of the leaderboard.
The OGs battle it out with the Gate Crashers to prove their culinary skills. Meanwhile, Nick and Christian hope to redeem themselves.
As the competition makes its way back to Adelaide, Sonia and Marcus attempt to redeem themselves at their second Instant Restaurant.
With elimination looming, Patricija and Brigita honour their heritage and try to put Lithuanian cuisine on the map.
Manu, Colin and Nigella welcome the teams into the kitchen headquarters to compete and earn their place in the semi-finals.
As the semi-finals continue, the teams fight across two eliminations to reach the grand final.
Everything is at stake in the grand final as the qualifying teams make 100 plates to impress judges Colin Fassnidge, Manu Fieldel and Nigella Lawson.