Set Smoker to Smoke
Remove membrane from the back of ribs-use a knife to lift the membrane and then with a paper towel pull it off.
Next season both sides of the ribs generously with both dry rubs.
Adjust smoker temperature to 225°
Lay ribs directly on the racks of the smoker bone side down.
Spritz ribs with apple juice every 20-30 minutes for 3 hours
Tear off 4 large sheets of foil. make 2 overlapping pockets out of the foil.
In the foil sprinkle brown sugar, cut up half the butter in each foil, and add pepper jelly if you choose. Lay ribs on top and wrap foil tightly around ribs.
Place foiled ribs back in smoker bone side down on racks. Close lid. Smoke additional 2 hours.
Open grill and carefully unwrap ribs being careful not to burn yourself with the steam . Brush BBQ sauce on ribs and return to grill bone side down for 40-60 minutes. Remove from grill and serve.