Cinn City Smash’s deep purple food truck is hard to miss. Painted on its side is a mural depicting massive burger and churro monsters wreaking flaming havoc on Madison’s downtown.
The truck — playfully referred to as the Giant Purple People Feeder — has become a popular vehicle for local bar-goers, foodies and festival attendees.
Co-owners and childhood friends Maximus Perdomo and Rutger Schiesser launched the food business — which specializes in burgers, fries and churros — two summers ago and were met by a hungry crowd. On opening night, they parked outside the bar Cordial on South Park Street and served around 300 people in a line that stretched two blocks…