Butterscotch Whiskey Sour

This cocktail features a delicious blend of sweet and sour flavors, with the smooth richness of butterscotch whiskey. To create this drink, you'll need: - 2 oz butterscotch whiskey - 1 oz fresh lemon juice - 1/2 oz simple syrup - 1 egg white (optional) - ice - lemon twist for garnish To make the cocktail, combine the butterscotch whiskey, lemon juice, simple syrup, and egg white (if using) in a cocktail shaker. Shake well for about 20 seconds to emulsify the ingredients and create a frothy texture. Add ice to the shaker and shake again for another 10-15 seconds to chill the drink. Strain the cocktail into a glass filled with ice and garnish with a twist of lemon. Enjoy the smooth, sweet taste of butterscotch whiskey in this refreshing whiskey sour!