The treat that now lies quietly in its wrapper carries a story of exotic places, long journeys and small families that raise delicate tropical fruit trees.

As you peel back the wrapper, you’re uncovering the cacao tree’s seed—and joining people the world over who have turned to this mysterious food for ritual, medicine and sheer pleasure for the past 4,000 years.

How do the beans in chocolate farmers' hands become decadent sweets in yours?