This crowded taco joint is a mecca for penny-pinching students wishing to trade in another KD dinner for baja fish, chicken with mole rijo and ceviche tostados (which, famously, routinely sell out by 3pm). The menu, posted daily on the restaurant's Twitter feed, is heavy on the inventive Mexican and light on the pocketbook (individual dishes hover in the $4-$7 range).more...See more text