A yummy recipe for Aperol Sour made with Aperol® orange liqueur, lemon juice, sugar syrup and orange bitters.
1 3/4 oz Aperol® orange liqueur
3/4 oz lemon juice
1/4 oz sugar syrup
1 dash orange bitters
Shake well over ice in a shaker. Strain into a sour glass, and serve.
Whiskey Sour Glass