Start by setting a skillet on the stove top over medium high heat. When the pan is hot just enough cooking oil to coat the bottom of the pan. Brown the pork chops on both sides, don't worry about cooking through the slow cooker will do that. Set aside for now.
Add the Worcestershire sauce, apple cider vinegar, brown sugar, salt, pepper, garlic powder and red pepper flakes in to the slow cooker, stir together with something that won't scratch your slow cooker.
Add the browned pork chops, then add the onions and butter slices.
Cover and cook on Low for 6 hours without opening the lid during the cooking time.
Serve and enjoy!
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Notes
What is the best onion for this recipe?Sweet yellow onion goes the best with pork chops, though red onions will do well if you can't find sweet onions. The dish will look different with red onions but still have great flavor.Can I add bell peppers?For a unique twist on this onion pork chops, add red or orange bell pepper along with the onions. It will give the dish an entirely different flavor.