Laura Sharrad

The judges reveal that each contestant's mystery box, contains four ingredients which they can barter with one another for. The top four dishes will see their makers cook for immunity tomorrow.

Your favourites are back for another crack at the coveted MasterChef title. Up for grabs tonight is this season's only immunity pin and joining them all week is chef extraordinaire, Gordon Ramsay.

Do not miss this elimination. Phil Wood from two of Victoria's finest restaurants, reveals a pressure test. Contestants must replicate his dish of potatoes duchess with shiitakes and cauliflower.

Each team must cook a three-course meal for 120 guests. The judges reveal three ingredients: black garlic, ginger and potatoes. Each team must feature one of the ingredients in each course.

Contestants must make a dish that has two different flavoured ice-creams that only work when they are eaten together. In round two, they must make a dish using one of five unusual flavour pairings.

Today's ingredients are sourced by locals who grow fruit and vegetables in their back yards.The three most impressive dishes from today's mystery box challenge will cook in an immunity challenge.