Gregg Wallace and Cherry Healey get exclusive access to some of the biggest factories in Britain and Europe to follow the relentless production lines making our favourite products.
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Gregg Wallace receives a load of tea leaves from Kenya and follows them through a factory.
Gregg Wallace is at the world's largest dried pasta factory in Italy.
Gregg Wallace learns that we are all eating chocolate digestives the wrong way up.
Gregg Wallace explores the Grimsby factory that produces 80,000 cod fish fingers every day
Ruth Goodman uncovers the origin of Worcestershire sauce, as told by Mr Lea and Mr Perrins
Gregg Wallace explores Ribena's Gloucestershire factory.