Ingredients 3 1/2 slab St. Louis ribs 2 cups water 2 cups liquid smoke flavoring Sauce 1/4 cup chicken stock 2 cups ketchup 1 teaspoon maple or cane syrup 1/3 teaspoon garlic powder 1/4 teaspoon black pepper 2 1/2 tablespoons vegetable oil 1 3/4 teaspoon liquid smoke 1 teaspoon French’s mild yellow mustard 1 1/4 … More St. Louis Ribs with LeBlanc Champagne Vinegar