Should you add water to your whisky? Some scientists say adding water yields a more flavorful whisky, but the amount is a personal choice. Legendary bourbon distiller Pappy Van Winkle believed 50% ABV (100 proof) was the ideal alcohol concentration for whiskey. He resisted selling anything at lower proof because, he said, “I see no sense in shipping water all the way around the country.”
Van Winkle recognized, of course, that some people liked additional water with his whiskey, so he suggested adding the whiskey to the water instead. “That way you make a poor thing better rather than a...