Cocktails Recipes Aperol Sour Recipe Ingredients 1 3/4 oz Aperol orange liqueur3/4 oz lemon juice1/4 oz sugar syrup1 dash orange bitters Shake well over ice in a shaker. Strain into a sour glass, and serve. Spread the love Related posts: Fancy Free Recipe Morning Glory Fizz Recipe Casino Royale Recipe Anesthetic Recipe Canadian Old-fashioned Recipe Wild Sacramento Recipe