Pork Shoulder RubMarinade
https://www.allrecipes.com/recipe/236104/bobs-pulled-pork-on-a-smoker/
Ingredients

1 qt apple cider 5 tbsp white sugar 5 tbsp brown sugar 2 tbsp salt 2 tbsp paprika 1 tbsp onion powder 1 tbsp black pepper 1 tbsp garlic powder

Directions
  1. Put meat in bowl, add apple cider.
  2. Mix remaining ingredients together in a bowl.
  3. Add 1/4 cup of mix to meat + apple cider.
  4. Refrigerate for 12 hours.
  5. Remove meat from bowl/marinade.
  6. Keep marinade, add 1/4 cup more mix and pour into smoker's water pan.
  7. Take remaining mix and rub onto meat.
  8. Cook meat between 210-250F for 8 hours until meat is near 200F.
  9. Cool for 30m.
  10. Shred.

A. Take remaining apple cider marinade - boil down add tomato paste, garlic powder, onion powder, apple cider vinegar, and cayenne pepper to make a great BBQ sauce to pair with this rub.