Highlighting this Mexican grocery store and pristine carniceria ("butcher shop," for those of you not in the know) is Celia's. Tacos and gorditas abound, along with the usual burrittos and quesadillas. The specialty here is layered between tortillas: sincronizada.
For your weekly grocery shopping, Celia's Carniceria y Supermercado has the groceries you need, including fresh bakery goods.