Inside the Factory

A visit to the Eat Natural factory in England reveals the workers and machines that mass-produce 400,000 fruit and nut cereal bars every day.

A visit to the Baileys liqueur factory in Dublin reveals the lengthy process involved in mass-producing its globally poplar Irish cream.

A visit to a British pea farm and the massive Heinz factory reveals the secrets of mass-producing soup at a rate of two million cans a day.

A visit to the Le Creuset foundry in northern France reveals the process of mass-producing their cast-iron, round casserole dishes.

An all-access tour of the Ginsters bakery in Cornwall reveals the many steps and strict rules to mass-producing a popular British treat, the Cornish pasty.

An exclusive tour of the Harrison Spinks factory in England reveals, step-by-step, how their popular king-size, pocket-sprung Emerald mattress is made.

Host Gregg Wallace travels to the enormous Brioche Pasquier factory in France to find out the secrets to producing 336,000 croissants every day.

A day at the Barbour factory shows how their weatherproof coats are waxed, stitched, and riveted by a dedicated team at a rate of 650 jackets a day

A visit to the Premier Foods factory in England reveals the secrets to baking 250,000 tarts a day, including their best-selling Cherry Bakewell.