For veggie and vegans, the nouveau gourmet food truck trend is a tough one to get on board when many of the menu items offered by the different innovative, fusion, or traditional restaurants on wheels. After much anticipation, the Mandoline Grill Truck was out last night at an event held at the Verdugo, showing off their selection of Vietnamese eats, of which about half are vegan. LA's Vegan blogger extraordinaire, Quarrygirl, was on hand to give the food a taste drive, and shares her