Patrick Edward McGovern ca. 7000-6600 B.C. It was a mixed fermented beverage of rice, honey, and grape and/or hawthorn ("Crataegus pinnatifida" and "C. cuneata") fruit. The laboratory and collaborators began studying some of the most ancient chocolate from ancient Mesoamerica (ca. 1400-1100 B.C.) in 2004 Jars from Puerto Escondido in Honduras were in the shape of the cacao ("Theobroma cacao") pod or fruit, as if to advertise the contents as being a chocolate beverage. The fruit's sweet pulp contains about 15% sugar, which naturally ferments to a 5 to 7% alcoholic beverage. This beverage might have led to the domestication of the tree.
Theobroma cacao Amelonado, Criollo, Nacional, Contamana, Curaray, Cacao guiana, Iquitos, Marañon, Nanay, and Purús. The generic name is derived from the Greek for "food of the gods"; from θεός ("theos"), meaning "god", and βρῶμα ("broma"), meaning "food". The specific name "cacao" is the Hispanization of the name of the plant in indigenous Mesoamerican languages. The cacao was known as "kakaw" in Tzeltal, K'iche' and Classic Maya; "kagaw" in Sayula Popoluca; and "cacahuatl" in Nahuatl as "bean of the cocoa-tree". "T. cacao" is widely distributed from southeastern Mexico to the Amazon basin. There were originally two hypotheses about its domestication; one said that