John Torode and Gregg Wallace are looking for the country's next star chef. Those who make it through to the quarter-final must prove their knowledge and passion for food. The heats have produced four exceptional cooks, but only one of them will make it through today to become a semi-finalist. Initially named Masterchef Goes Large, the series changed it's name to Masterchef in 2008.

Chef and restaurateur John Torode and food writer and ingredients expert Gregg Wallace search for the country's top celebrity chef.

Gregg Wallace and Chris Bavin with the assistance of dietician Lucy Jones are on a mission to help different families around Britain to save money, sort food facts from food fiction and eat better for less.

How our favorite foods and products are made? Cherry Healey and Gregg Wallace go into the factories to figure out, while Ruth Goodman tell us about the historical development of the manufacturing process of these products.

Gregg Wallace goes behind the scenes with Britain's biggest food retailers - across a year - to discover how they source, make and move the food we find on the supermarket shelves.