Food Unwrapped is back with more secrets about our food thanks to the globe-trotting trio of Jimmy Doherty, Kate Quilton and Matt Tebbutt. This time Jimmy and Matt are braving the heat of chilli-peppers, including some of the hottest in the world. Kate looks into Britain’s plastic recycling crisis and discovers one type of very common food packaging that can't be recycled. Jimmy heads to South Africa on the trail of sweet piquant peppers and discovers a curious case of 'plant breeder's right's' - which allow companies to effectively 'own' a fruit or vegetable. In Germany, Matt investigates a new yoghurt that claims to be full of fibre, but doesn't have any bits in it! he discovers the secret involves chicory!