Memphis Bbq Sauce - cooking recipe

Ingredients

6 cups ketchup
1 1/2 cups packed brown sugar
3/4 cup apple cider vinegar
1 1/2 cups yellow mustard
1 -3 teaspoon crushed red pepper flakes (optional and or or to taste)
3 tablespoons onion powder
3 tablespoons garlic powder
3 tablespoons powdered pico de gallo (or chile powder)
1 teaspoon Tabasco sauce (optional and or or to taste)
3 tablespoons black pepper
1 1/2 teaspoons celery salt
3 tablespoons liquid smoke
9 tablespoons Worcestershire sauce
1/2 cup of strained and de-fatted drippings (optional) or 1/2 cup marinade, from the roasting pan* (optional)

Preparation

Add all ingredients and simmer over medium low heat for 20 minutes stirring occasionally until smooth and hot.