

Paddy McGuinness and Cherry Healey get exclusive access to some of the largest factories in Britain to reveal the secrets behind production on an epic scale.

Jul 18, 2017 - 59m
Gregg Wallace receives some tea leaves from Kenya and follows them through the factory that produces one quarter of all the tea drunk in Britain.

Jul 25, 2017 - 59m
Gregg Wallace is at the world's largest dried pasta factory in Italy, where they produce 150,000 kilometres of spaghetti each day.

Aug 1, 2017 - 59m
Gregg Wallace follows the production of chocolate digestives and discovers that we are all eating them the wrong way up.

Jan 2, 2018 - 58m
Gregg Wallace explores the Grimsby factory that processes 165 tonnes of fish a week and produces 80,000 cod fish fingers every day.

Jan 9, 2018 - 59m
Ruth Goodman investigates the origin of Worcestershire sauce, as told by Mr Lea and Mr Perrins.

Jan 16, 2018 - 59m
Gregg Wallace explores Ribena's Gloucestershire factory. Meanwhile, Cherry Healey is in the lab figuring out why fizzy drinks are so appealing.