Elevate your gatherings with the timeless charm of the Boston Sour. Crafted with the bold notes of whiskey and the zesty brilliance of Stirrings Sour Mix, this classic cocktail is a perfect blend of spirit and flavor. To achieve that signature frothy texture, add a touch of powdered egg white dissolved in warm water, transforming your Boston Sour into a velvety delight.
3oz Stirrings Sour Mix
2 tsp Powdered Egg White
1oz Warm Water
Prep your egg white first, us a 2:1 ratio for powdered egg whites. Whisk 2 tsp of egg white powder with 1oz of warm water and let it sit while you gather the rest of your ingredients.
Mix whiskey, sour mix and egg white in a Stirrings cocktail shaker, shake for 15 secs.
Add ice and shake for an additional 30 secs. Strain into a glass and garnish with a cocktail cherry.
Egg Whites: We chose to use powdered egg whites in this Boston Sour because it is easiest and the most sanitary, however if you're unable to find powdered egg whites you may use real egg whites.