In 10-inch skillet, cook beef over medium-high heat, stirring frequently, until thoroughly cooked; drain. Add onion and seasoned salt; cook 2 minutes longer. Spoon mixture evenly over pickle relish on dough. Starting on 15-inch side, roll dough tightly. Pinch edges of dough to seal; turn ends under. Arrange dough diagonally on cookie sheet, seam side down.