The Longhorn Black and Blue Margarita stands out with its delicious mix of blackberry and blueberry, resulting in a vibrant cocktail perfect for any occasion.The secret to this margarita is the berry puree, which brings a fresh and tangy twist to the drink.For the best outcome, use a fine mesh strainer to ensure a smooth and rich texture, keeping any seeds out.Don’t forget to shake it well to mix all the flavors evenly before serving it on the rocks!