Corn smut is a plant disease caused by the pathogenic fungus Ustilago maydis that causes smut on maize and teosinte. The fungus forms galls on all above-ground parts of corn species. It is edible, and is known in Mexico as the delicacy huitlacoche; which is eaten, usually as a filling, in quesadillas and other tortilla-based foods, and in soups.
Etymology
In Mexico, corn smut is known as huitlacoche (Spanish pronunciation: [(ɡ)witlaˈkotʃe], sometimes spelled cuitlacoche). This word entered Spanish in Mexico from Classical Nahuatl, though the Nahuatl words from which huitlacoche is derived are debated. In modern Nahuatl, the word for huitlacoche is cuitlacochin (Nahuatl pronunciation: [kʷit͡ɬɑˈkot͡ʃin]), and some sources deem cuitlacochi to be the classical form.Some sources wrongly give the etymology...