due to it being perceived as a "cool" place to eat. It's a Hipster Hangout for sure, and their menu seems to be more and more adapted to the eclectic tastes of the modern urban elites who now infest that area.
The Cardenas family was once autentica but now they're part of the SLC restaurant elite. If you want more down-to-earth fare visit one of the small taquerias on the west side of SLC or WVC.