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Cereal

Episode number: 1

Overview: Gregg Wallace receives a load of corn fresh off the boat from Argentina and follows its journey through the largest breakfast cereal factory in Europe.

Crisps

Episode number: 2

Overview: Gregg Wallace follows 27 tonnes of potatoes from a farm in Hampshire through the largest crisp factory on earth.

Baked Beans

Episode number: 3

Overview: Gregg Wallace helps to unload 27 tonnes of dried haricot beans and follows them on a journey through the world's largest baked bean factory.

Bicycles

Episode number: 4

Overview: Gregg Wallace visits Britain's largest bicycle factory, which produces 150 folding bikes every day, and joins a production line to make his own bike.

Sweets

Episode number: 5

Overview: Gregg Wallace helps to unload a tanker full of sugar from Norfolk and follows it through one of the oldest sweet factories in Britain.

Shoes

Episode number: 6

Overview: Gregg Wallace visits the UK's largest sports shoe factory to see how they produce 3,500 pairs of trainers every day.