Preheat smoker to 180°F.
Remove membrane from ribs and trim fat.
Season both sides with Sweet Rub.
Smoke uncovered for 3 hours.
Wrap ribs in foil with cider, sugar, butter.
Increase temp to 225°F and smoke wrapped for 2 hours.
Unwrap ribs and discard foil/liquid.
Brush with BBQ sauce and return to grill.
Smoke 1 hour until glaze is set.
Rest for 10–15 minutes, then slice and serve.
