The best recipe for homemade Barbecue (BBQ) sauce

The quantities are approximate

A bottle of ketchup 22 oz.
4 oz. apple cider vinegar
4 oz. apple juice
4 oz. brown sugar
1 T. black pepper
1 T. chili powder
1/4 t. cumin powder
2 T Worcestershire sauce
1 T yellow mustard
1 bottle Kraft's Original BBQ sauce
1 t. paprika
1/2 t. onion powder
1/2 t. garlic powder
2 T Memphis Belle BBQ Rub (or equivalent) like Rendezvous Seasoning
1 t. Accent

Orginally found at: https://www.quora.com/What-is-the-best-recipe-for-homemade-Barbecue-BBQ-sauce/answer/Shelby-Sherman-2