Pulled Pork with Eastern North Carolina Barbecue Sauce

When I arrived at duke university in durham, north Carolina, from Cleveland, ohio, I knew the word barbecue to be a verb. And you did it on a backyard grill. As a noun, it meant a gathering to eat food cooked on a grill. I think it took me two years to figure out that in this strange new territory, barbecue meant pork shoulder cooked over coals until shreddable, then mixed with a vinegar sauce. Barbecue was served, either plain or on a soft white hamburger bun, with hush puppi