1/2 oz of grapefruit juice
1/2 oz of sugar syrup (or simple syrup)
1 oz of blue curacao liqueur
sugar
1 of maraschino cherry (or cherry)
2 oz of Absolut Citron Vodka (or citrus-infused vodka)
Frost the rim of a chilled cocktail glass with sugar. Stir absolut citron, blue curacao, grapefruit juice, and sugar syrup in a mixing glass with ice to prevent cloudiness. Strain into cocktail glass. Garnish with a maraschino cherry.