Cola Barbecue Sauce

Bahan-bahan (1 porsi)

• 1½ cups cola
• 1½ cups ketchup
• 6 tablespoons Worcestershire sauce
• 4 tablespoons steak sauce ((such as A-1))
• 1 tablespoon chipotle Tabasco sauce ((or 2 teaspoons liquid smoke))
• 1½ teaspoons dried onion flakes
• 1½ teaspoons dried garlic flakes
• ¾ teaspoon freshly ground black pepper
• Regular Tabasco sauce or Frank's Hot Sauce, ((optional - add a few drops if you like things spicy))