Big-Time Barbecue Sauce Recipe

3 cups ketchup

1 cup prepared yellow mustard

1/4 cup Worcestershire sauce

1/4 cup cider vinegar

1 tablespoon garlic powder

1 tablespoon onion powder

1 tablespoon freshly ground black pepper

1 tablespoon salt

1/2 tablespoon dried thyme

1 teaspoon chili powder

1 teaspoon cayenne pepper

1/2 teaspoon liquid smoke

1/4 teaspoon ground nutmeg

1/4 teaspoon ground cumin

1/2 cup honey

1 cup firmly packed light brown sugar