Jimmy investigates turmeric in India and Kate finds out how much milk is in chocolate, while Andi draws the short straw and investigates asparagus and pungent pee problems.

The team tracks down fascinating facts from around the world related to the growing British tradition of savouring takeaway food, on which a billion pounds is spent a month. Jimmy Doherty is in Thailand to discover the unexpected addition in spring rolls. He then heads to India to find out the real reason takeaway curry can be so delicious - the mythical ingredient, ghee. Amanda Byram spills the beans on coffee and learns why some cups leave consumers more `buzzing" than others. Andi Oliver has the meaty task of learning how doner kebabs are made and bags herself an invite to the fancy award ceremony known as the Kebaftas.