Season ribs with rub; press to adhere. Brush ribs with half jar of the mole sauce. Place ribs, bone-sides down, in an open roasting pan or sheet pan with sides. Roast ribs, uncovered, in bottom third of oven 45 min. - 1 hour or until meat pulls away from the bone tips. Remove from oven.
Brush ribs generously with the rest of the jar of mole sauce, Return ribs to oven and bake 15 minutes; watch carefully to prevent burning.
