It really doesn’t get any easier than this. My mom had us over for dinner last night. She used her rotisserie cooker to roast a boneless pork roast. She almost always gives us the leftovers to take home. I used my food processor to shred the rest of the roast (probably about 2 pounds of meat). I dumped it into a zipper-type plastic food bag and plopped a good amount of bottled BBQ sauce into it. I zipped up the bag and proceeded to squish until it was well mixed. I stuck this in the fridge to have later in the week, when we have a busy, hectic evening.
*editted* This warmed up well on the stovetop and only needed a little bit of seasoning added to it (but this is because my mom doesn’t usually salt anything she cooks.