He tows his trailer to the parking lot in the middle of the wholesale meat district called New Market Sq. in Boston in the morning. This ancient gentleman plies his lunch only trade Monday through Friday. It must be up to 7 or 8 bucks a pop now, but it is worth every penny. Get in line and you will see that he has steamed your giant kosher knockworst, then split and grilled it on a charcoal fire. He has toasted the bun. At your request he will add his own home made relish or other delightful condoments. The only speed here is in his name. In the winter you can dine in your car, in the summer you can dine on your hood.