Barbacoa sitting on a plate with lime slices - Sri Widyowati/Getty Images To be honest, I'm not even sure I really knew what barbacoa was, and definitely didn't know where it came from before ordering ...

To be honest, I'm not even sure I really knew what barbacoa was, and definitely didn't know where it came from before ordering it at Chipotle. I'm actually pretty sure I had always thought it was pork ...