Combine all seasonings in a bowl.
Pat dry pork butt. Drizzle olive oil on pork. Rub seasoning on all sides.
In a pan over medium high, add a drizzle of olive oil.
Sear pork butt on both sides then add to crockpot.
Add apple cider vinegar and liquid smoke (optional).
Cook on high 5-6 hours or low 8-10 hours.