MasterChef Australia
Mystery Box & Invention Test
E12 May 2, 2010 75m TV-14
Japanese theme. The Mystery Box challenge saw the contestants making the "perfect burger", with only five selected to taste by the judges. Marion won the challenge and picked tuna as the core ingredient for the Invention Test. With a Japanese theme, Adam was favourite to win the challenge but it was Callum who triumphed.
Where to Watch Mystery Box & Invention Test
