Root Beer Bbq Sauce

Name: Root Beer Bbq Sauce
Ingredients: 1 cup root beer; 1 cup ketchup; 1/4 cup fresh lemon juice; 1/4 cup orange juice; 3 tablespoons Worcestershire sauce; 1 1/2 tablespoons packed dark brown sugar; 1 tablespoon mild-flavored light molasses; 1/2 teaspoon grated lemon, rind of; 1/2 teaspoon ground ginger or 1/2 teaspoon minced ginger, from jar (I use this); 1/2 teaspoon garlic powder or 1/2 teaspoon minced garlic, from jar (I use this); 1/2 teaspoon onion powder; 2 teaspoons cornstarch (if you like thicker sauce) (optional); 1 teaspoon liquid smoke (optional)