Dr. Universe: Who created the very first chocolate bar?

Cartoon illustration of Dr. Universe.

For most of human history, people have enjoyed chocolate in a spicy, bitter drink. But when people discovered how to turn chocolate into a solid, it opened up a whole new world of possibilities, said Omar Cornejo, an assitant professor in WSU’s School of Biological Sciences.

To see the complete answer, see the Dr. Universe website.

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