Serves meat, vegan options available. The first tank station brand to offer vegan fast food option: a veggie burger that can be served vegan if ordered without sauce. The patty is made of brown rice, black beans, bell pepper, couscous, and onion. Open Mon-Thu 5:00am-10:00pm, Sat 9:00am-6:00pm, Sun 9:00am-10:00pm.