And as tasty as some of those pre-mixed/pre-made sauces can get (and yes, there are a number of really good ones out there, especially from local Maine farms and pantries), there's never really been a substitute for making your own.
A letter sent to the city council from the owners says in part that the menu of the new restaurant will be based around "barbecue traditions handed down through five generations of Eastern North Carolina pig cooking dating back hundreds of years."