Step 1
Combine ketchup, brown sugar, tomato paste, vinegar, corn syrup, pineapple juice, bourbon whiskey, water, white onion, lemon juice, mustard powder, hot pepper sauce, Worcestershire sauce, salt, black pepper, onion powder, garlic powder, allspice, Chinese five-spice powder, and celery salt together in a saucepan over medium heat. Bring to a boil, reduce heat to low, and simmer until flavors have blended and sauce is slightly reduced, 1 hour.