The Memphis barbecue sandwich settles two arguments that the rest of the barbecue belt leaves open, and it settles them with the slaw. Chopped or pulled pork shoulder goes on a plain bun, and a scoop of cool, finely cut coleslaw goes directly on top of the meat, inside the sandwich, not on the side. That placement is the defining decision. The slaw is not a garnish or a side dish here; it is a structural and sensory component, supplying the cold crunch and bright acid that a pile of soft, smoky pork has none of, and keeping the sandwich from collapsing into a single heavy texture. The second argument, dry versus wet, is the city's other signature, and the sandwich usually lands wet: a tangy tomato-and-vinegar sauce that leans sharp rather than sweet or thick.
The craft happened in the smoker, long before assembly. Pork shoulder is the right cut because its fat and collagen survive a long, low cook over wood and become the texture of the meat rather than rendering away; the shoulder is taken to the point where it shreds into a mix of dark bark and tender, smoke-saturated interior. The chop is deliberately uneven so every bite carries both chew and give. The sauce is thinner than a Kansas City glaze and built on vinegar and tomato so it lifts the pork and cuts its fat instead of coating it in sugar. The bun is plain, soft, and slightly sweet on purpose, chosen to disappear: it absorbs the sauce and the rendered fat and gives the hands something to hold while the pork and the slaw do the work. The slaw is dressed lightly enough to stay crisp under the weight of the meat for the length of the sandwich.
The variations stay inside the Memphis frame. A drier build skips most of the sauce and lets a heavier rub and the smoke carry it; a mustard-edged or hotter slaw shifts the acid; a sweeter sauce pulls it toward the Kansas City register without quite arriving there. Shops differ on chopped against hand-pulled and on how coarse the slaw is cut. The eastern Carolina whole-hog build, the Lexington shoulder with its red dip, the South Carolina mustard sandwich, and the Memphis rib tips sandwich are all distinct local readings, and each of those deserves its own article rather than being crowded in here.