Combine dry ingredients in a bowl

Place pork in large pot and add 1/4 cup of rub to apple cider, poor to cover roast then cover and refrigerate for 12 hours

Prepare smoker to 250 degrees and add wood chips.

Poor brine into water tray with chopped onion

Smoke for about 12 hours until about 190 degrees

Let cool for 30 minutes then shred with forks