Food Unwrapped

Marmalade, Fish, Goat (8x3)

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Jimmy Doherty heads to the Spanish city of Seville to look for the mysterious ingredient that gives marmalade its bitter tang, while Kate Quilton meets an entrepreneur who has developed an ecosystem that could revolutionise the future of fish farming. Matt Tebbutt hits the streets to see how billy goat meat goes down with the British public.