As anyone who's lived here for more than 3 months knows, tamales in Los Angeles are as common as actors answering casting calls at Paramount Studios. You can't say you've eaten Mexican food in Los Angeles without eating a tamale. True Angeleno hipsters call it by it's Spanish name: "tamal", which itself came from Nahuatl, the Aztec language that also gave us such delicious foods as cocoa, tomato and avocado, all part of the Mexican and Latino food scene in Los Angeles. But, you don't have to…