01 - Preheat a gas or charcoal grill to medium heat.
02 - Combine tomato ketchup, apple cider vinegar, brown sugar, Worcestershire sauce, Dijon mustard, smoked paprika, garlic powder, and black pepper in a mixing bowl. Whisk until fully blended.
03 - Place sausages on the grill and cook for 10 to 12 minutes, turning frequently, until the exterior is evenly browned and the sausages are thoroughly heated.
04 - During the final 5 minutes of grilling, brush sausages generously with barbecue sauce, rotating to ensure all surfaces caramelize evenly.
05 - Transfer sausages to plates or serve in buns with additional barbecue sauce and preferred toppings such as sliced onions, pickles, or coleslaw.