Helen Skelton uncovers the inside secrets of some of Britain’s most popular brands. From research into new recipes, through to the packaging on the shelf, this series explores the lengths these superbrands go to keep their rivals at bay and win over shoppers up and down the country. In this episode, Helen goes behind the scenes of McCain, the world’s largest chip company. Helen sees how they make their bestselling Home Chips, meets the voice of their advertising campaigns, Ricky Tomlinson, and discovers the new products McCain is developing to appeal to the next generation. Helen also visits a farm that supplies McCain to find out how they are coping with the increasingly unpredictable weather, and gets access to a top-secret lab where the brand is testing new strains of potatoes. With privileged access to their senior teams, factory and research laboratories, Helen uncovers the secrets of their global success.