Smoked Slow Cooked Sous Vide Pork Shoulder (butt)

How to cook a delicious juicy pork butt (shoulder). The fool proof way!
Brine:
•1 cup Salt
•2pts Apple juice
•1 cupMolasis
•2 cup water
Dry rub:
•3tbsp. Mustard
Dry rub:
•1tbsp. Cumin
•1tbsp. Chili
•1tbsp. Paprika
•1tbsp. Onion
•1tbsp. Coriander
•1tbsp. Mustard seed