This week's seven remaining home cooks return to try to prove to judges John Torode and Gregg Wallace that they have the potential to be MasterChef champion 2022.Tonight, the contestants face two more challenges that are designed to gauge both their creativity and culinary repertoire. The first is the Market Challenge, where the seven must invent a dish on the spot for judges John and Gregg from a market full of ingredients including poussin, clams and whole bream. At the end of this test, one contestant is sent home.The remaining six take on their most demanding assignment so far - cooking a dish to a brief set by one of the country's toughest food critics, Jimi Famurewa. Jimi has asked them to cook a dish with an interactive, playful or theatrical element to surprise and delight him and the judges.At the end of this episode, only four contestants can go through to this week's quarter-final. Who can handle the pressure and show they have what it takes to progress further in the competition?