This homemade barbecue sauce is a sweet and tangy condiment crafted from simple pantry staples like ketchup, brown sugar, and apple cider vinegar. Perfectly balanced with smoky paprika and a hint of spice, it enhances grilled meats, serves as a flavorful marinade, or acts as a delicious dipping sauce. Made on the stovetop, this easy recipe yields a thick, richly flavored sauce that can be stored for up to a week.