k.c. bar-b-q sauce

Ingredients

• 2 cups ketchup
• 2 cups tomato sauce
• 1 1/4 cups brown sugar
• 1 1/4 cups red wine vinegar
• 1/2 cup unsulfured molasses
• 4 teaspoons hickory-flavored liquid smoke
• 2 tablespoons butter
• 1/2 teaspoon garlic powder
• 1/2 teaspoon onion powder
• 1/4 teaspoon chili powder
• 1 teaspoon paprika
• 1/2 teaspoon celery seed
• 1/4 teaspoon ground cinnamon
• 1/2 teaspoon cayenne pepper
• 1 teaspoon salt
• 1 teaspoon black pepper