• Air date: 18 Jul '17 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. Tea Bags

      18 Jul '17
      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.
    • 2. Pasta

      25 Jul '17
      Gregg Wallace is at the world's largest dried pasta factory in Italy, where they produce 150,000 kilometres of spaghetti each day.
    • 3. Biscuits

      01 Aug '17
      Gregg Wallace follows the production of chocolate digestives and discovers that we are all eating them the wrong way up.
    • 4. Fish Fingers

      02 Jan '18
      Gregg Wallace explores the Grimsby factory that processes 165 tonnes of fish a week and produces 80,000 cod fish fingers every day.
    • 5. Sauces

      09 Jan '18
      Ruth Goodman investigates the origin of Worcestershire sauce, as told by Mr Lea and Mr Perrins.
    • 6. Soft Drinks

      16 Jan '18
      Gregg Wallace explores Ribena's Gloucestershire factory. Meanwhile, Cherry Healey is in the lab figuring out why fizzy drinks are so appealing.