The white hot is defined by what was not done to it. It is a Rochester sausage of pork, veal, and beef that is left uncured and unsmoked, which is why it stays pale instead of taking the deep red of a cured link. That absence is the entire identity. With no cure and no smoke, there is no tangy preservative bite and no smoky depth and no tight, snappy casing set by curing; what is left is a mild, fresh, fine-textured sausage that tastes plainly of its meat, with a softer give where a cured dog gives a snap. The pale color is not cosmetic. It is the direct visible sign that this is a fresh sausage, the variable that separates it from its red sibling on the same Rochester counter.
The craft is in cooking a fresh, delicate link well and framing it without burying it. Because nothing has firmed the casing, the white hot is grilled or flat-top cooked until the outside chars and crisps and the inside stays juicy, which is the only browning the sausage gets, since none came from a smokehouse. The bun is a plain soft roll chosen to disappear and give the hand a grip, because a fresh sausage with a quiet flavor cannot survive competing bread. In Rochester it most often arrives with the regional meat hot sauce, mustard, and onions, the spiced sauce acting as the savory counter that a milder, unsmoked link needs more than a cured one does. The build is engineered around restraint precisely because the sausage's mildness is the point, not a flaw to be covered.
The variations are mostly the choice of sauce and onions and whether it is served in a bun or plated alongside its cured counterpart. The white hot sits inside the densely argued American hot dog family, where the bun and the order of the toppings carry the regional signature and the sausage is the part everyone agrees on, alongside the Chicago dog, the coney, and the half-smoke. Each of those has its own town and its own rules and deserves its own article rather than being crowded in here.