July 7 marks World Chocolate Day.

A favourite food for adults and children alike, chocolate’s history goes back millenia.

Speaking to Amanda Fiegl of the Smithsonian, Alexandra Leaf,

a “chocolate educator” says "I often call chocolate the best-known food

that nobody knows anything about."

that nobody knows anything about."

A divine drink – yes, the ancient peoples who populated

the Amazon drank cocoa, rather than eat it – it was used in many rituals.