Professor Steven Alvarez believes you can read a taco. Look at the meat, the spices, and the tortilla. Each ingredient has a story that unlocks something about Mexican and American history and culture. This idea is the basis for Steve’s “Taco Literacy” course at St. John’s University in New York City. This week, we go on an end-of-semester taco crawl with Steve’s class, hitting up some of his favorite regional taquerías. Turns out, you can judge a taco by its tortilla. //

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