Jimmy's Food Factory

Packed Lunch (2x5)

Air date: Dec 01, 2010

Jimmy Doherty investigates the typical contents of lunchboxes and begins by spotting the difference between fresh and made-from-concentrate fruit juice. He then examines light mayonnaise, visits a greenhouse to learn how cucumbers are grown straight, and calls in the UK's biggest custard cream factory to reveal how biscuits get their crunch