Tongue. How does one know it is authentic Mexican? A minority of non-mexicans, if any at all. No Green Day or Gaga or Boyance blasting on the radio feed. Just the tongue, in a taco, and more for ones belly, as well as the Mexican tunes, enjoyed by Mexicans.
La Cemita Restaurant in Bensonhurst, Brooklyn, NY
6417 20th Ave. That is between the corner of 65th Street and the N Train Station on 20th Avenue.
If one is desirous of authentic Mexican food, there are reminders that envelop my entire being, as often as I enter an establishment that has the musical tantra of many horns, and vocals sung in Spanish.
Judge it by 'The Tongue'.
The tongue (cow lengua) does seem to be the ubiquitous element that is found in all authentic Mexican venues, and at the same exact time, is 100% absent from venues that are mainly visited by people who primarily know Mexican geography from a tourist hotel, or early western movies.
These photos are very special due to the price of these tongue tacos. All items of meat tacos at this venue are listed as 2.50.
I typically find tongue (lengua) appearing on menus with a dollar or more added above the prices of the other meat tacos. That includes the tongue.
The waitress was so kind as to give me some of the homemade chips, and even more gracious, she added a dish of guacamole. For small orders they typically do not do this.