Marion Grasby

In the seventh masterclass, George cooks up a quail dolmatha with tahini and yoghurt dressing and ravioli with potato and leek.

Fifty hopefuls begin their journey to become Australia's next MasterChef.

The contestants gather for a master class with George and Gary; Marion and Aaron learn how to make perfect bread.

Tonight it's time for the amateur, to cook off against the professional. With immunity up for grabs, the stakes are high.

Ten spots in the final twenty-four are up for grabs. A 'mise en place' challenge and a cook off will determine who gets a MasterChef apron.

The professionals show how to make marron salad with fennel, avruga and Asian dressing, sticky BBQ pork ribs, veal saltimbocca and white chocolate cannelloni with strawberry soup.