" Dogfish Head makes a cacao beer called Theobroma that is intended to be a modern recreation of an ancient Olmec recipe. Based on residue analysis of pottery dating to 1400 BC, plus some hints from the reports of Spanish explorers, their recipe includes honey; chili pepper; vanilla; and annatto, a reddish spice derived from the achiote tree, "

― Amy Stewart , The Drunken Botanist: The Plants That Create the World's Great Drinks