Rashedul Hasan

The top 24 face their first mystery box challenge. The bottom four cook off in an elimination challenge, resulting in one contestant being sent home.

An immunity challenge has contestants under pressure to use ingredients from the mystery box in a race against the clock.

The bottom three contestants must impress Gary in preparing his roast chicken dish to progress to the next round.

The judges welcome a fresh batch of home cooks to tackle creative cooking challenges in order to win a spot in the Masterchef Australia 2017 competition.

Pastry chef Anna Polyviou sets the remaining hopefuls a cracking recreation challenge for the first Pressure Test of 2017.

The contestants participate in a relay challenge after they are split into teams of four. Challengers each have 15 minutes to cook, and just 45 seconds to pass their dish on to their team-mate.