Brett Carter

The top three contestants from the invention test must make a filled pasta with a matching sauce. The winner will then enter a cook off for immunity against guest chef, Jake Kellie.

The hopeful chefs suit up and show up for Marco Pierre White Week. With 75 minutes ticking away, they use the ingredients from Marco's mystery box of ingredients.

This challenge is all about the pub lunch. The contestants are split into two teams and must cook three courses for 70 people with Marco Pierre White running the pass.

The contestants from the losing pub lunch challenge team must correctly name an ingredient to avoid the elimination cook-off challenge, as the contestant with the least impressive dish will go home

In the first elimination challenge, three contestants choose a cloche containing a single ingredient to be used in a dish for the judges. The contestant with the least impressive dish will be going home.

2015's Masterchef, Billie McKay, knows exactly what this crop of aspirants are going through. Do you reckon she'll go easy on them when she picks the ingredients of the First Mystery Box?