'Around the world' theme. The Mystery Box challenge saw the contestants tackle a complex range of ingredients and a time of just 25 minutes. Peter took out the challenge and was given a significant advantage in the Invention Test, which for the first time would see the contestants competing in trios. Peter was given the power to not only pick the core ingredient for each country's cuisine, but also to pick the members of each team.
MasterChef Australia is an Australian competitive cooking game show based on the original British version of MasterChef. Food critic Matt Preston, chef George Calombaris, and restaurateur and chef Gary Mehigan serve as the show's hosts and judges.