(TrendHunter.com) Crafting a classic cocktail with a modern twist has become essential for consumers seeking to shake up their favorite recipes, which is exactly what the Proof Black Walnut Old Fashioned Cocktail... (TrendHunter.com) Crafting a classic cocktail with a modern twist has become essential for consumers seeking to shake up their favorite recipes, which is exactly what the Proof Black Walnut Old Fashioned Cocktail...