He’s come a long way from the nights of frying up mozzarella sticks in the back room of an obscure comedy club in the Boston suburbs. He was a college student, using that part-time job to study the craft of stand-up comedy by catching glimpses of the performers on stage. Today, Steve Bjork is a polished veteran of the highly competitive Boston comedy scene with crisscrossing tours of the country under his belt. His material is intelligent; sometimes absurd, and always accessible, but first and foremost it is funny. What truly sets him apart from the teeming crowd of today’s comedians is that you never have to ask Bjork to work ‘clean.’