While out trying to find a decent banh mi the other day, I happened to spot a food truck I’d never seen downtown: Cupcake Crew. Black with a giant pink cupcake on one side, I knew it was going to be my kind of truck. The menu was small–six cupcake flavors–but that’s great for someone like me who can’t make decisions. I’m usually a vanilla cake/vanilla icing kind of girl, but the cream cheese icing on the red velvet was calling to me with its perfect dollopness and its tiny sugar sprinkles. It was a really good cupcake. The cake was the right amount of moist, and although my first…