• Air date: 26 Jul '16 6 episodes
      Gregg Wallace and Cherry Healey get exclusive access to some of the largest factories in Britain to reveal the secrets behind production on an epic scale.
  • List of Episodes (6)
    • 1. Cereal

      26 Jul '16
      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.
    • 2. Crisps

      02 Aug '16
      Gregg Wallace follows 27 tonnes of potatoes from a farm in Hampshire through the largest crisp factory on earth.
    • 3. Baked Beans

      09 Aug '16
      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.
    • 4. Bicycles

      16 Aug '16
      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.
    • 5. Sweets

      23 Aug '16
      Gregg Wallace helps to unload a tanker full of sugar from Norfolk and follows it through one of the oldest sweet factories in Britain.
    • 6. Shoes

      30 Aug '16
      Gregg Wallace visits the UK's largest sports shoe factory to see how they produce 3,500 pairs of trainers every day.