1. Archaeological Findings: Archaeologists have discovered ceramic vessels and jars with residues that suggest they were used for brewing and storing fermented beverages. These vessels are often found near ancient settlements and structures, suggesting that corn fermentation was a widespread practice.
2. Historical Documents: Early Spanish explorers and missionaries who encountered Native American tribes in the Southwest reported seeing them consume fermented beverages made from corn. One such document, the "Relación de Alvar Núñez Cabeza de Vaca," describes a group of Native Americans in the region brewing and consuming a corn beverage called "tiswin" or "chicha."
3. Linguistic Evidence: Some Native American languages have terms that specifically refer to fermented corn beverages. For example, in the Hopi language, "masawvi" refers to a fermented corn drink, while in the Zuni language, "telikinave" is a term for a corn beer.
4. Ethnographic Studies: Ethnographic accounts from various Native American tribes in the Southwest mention the production and consumption of fermented corn beverages, particularly during ceremonial and social gatherings. These beverages are often referred to as "corn beer," "corn wine," or "corn liquor."
It is important to note that while there is evidence suggesting the fermentation of corn for beverage production, the exact methods, ingredients, and flavors of these beverages may have varied among different Native American tribes and regions.