Dictionaries and food history sources confirm the first print evidence of the term "Tex Mex" occured in the 1940s.Linguists remind us words are often used for several years before they appear in print. "Tex-Mex food might be described as native foreign food, contradictory through that term may seem, It is native, for it does not exist elsewhere; it was born on this soil.
Kennedy and her friends in the food community began referring to Americanized Mexican food as "Tex-Mex," a term previously used to describe anything that was half-Texan and half-Mexican.
For the rest of the world, "Tex-Mex" had an exciting ring.
It evoked images of cantinas, cowboys and the Wild West.
Dozens of Tex-Mex restaurants sprang up in Paris, and the trend spread across Europe and on to Bangkok, Buenos Aires and Abu Dhabi.
Tortilla chips, margaritas and chili con carne are now well-known around the world." --- Houston Post, 6 part series, all online: Los Angeles Times Cookbook: Old Time California, Mexican and Spanish Recipes  History & evolution: Recommended books: America's First Cuisines, Sophie D.
342) [NOTE: this book has a recipe for churros, we can send you a copy if you like] RECOMMENDED READING: The Foods and Wines of Spain/Penelope Casas ---recipes for several different kinds of bunuelos; pages introducing desserts (p. Now a popular dish in many restaurants and taco stands in California and Texas are northern burritos, which are made by folding a flour tortilla around a mound of re-fried beans, seasoned to taste with chili." ---Oxford English Dictionary, 22nd edition Burros?