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Boston Sour

Boston sour

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4.7 from 3 reviews

The Boston Sour is a whiskey sour with an egg white, which makes a frothy foam at the top! It makes an ultra smooth flavor a beautiful look.

Ingredients

Scale
  • 2 ounces (4 tablespoons) whiskey
  • 1 ounce (2 tablespoons) fresh lemon juice
  • 3/4 ounce (1 1/2 tablespoons) pure maple syrup (or simple syrup)
  • 1 egg white*
  • Garnish: Orange peel and a cocktail cherry
  • Ice, for serving (optional)

Instructions

  1. Add the whiskey, lemon juice, syrup, and egg white to a cocktail shaker without ice. Shake for 15 seconds.
  2. Add ice to the cocktail shaker. Shake again for 30 seconds.
  3. Strain the drink into a glass; the foam will collect at the top. Serve with ice (optional), an orange peel and a cocktail cherry. 

Notes

*Substitute 2 tablespoons aquafaba (liquid from a can of chickpeas) for a vegan variation.