Mixologist Erin Harris creates this fresh and floral cocktail with Old Tom gin, a lightly sweetened style of the spirit that was popular in the 18th century. Slideshows: More Gin Cocktails
In a cocktail shaker, combine the gin, Aperol and citrus juices. Fill the shaker with ice and shake well. Strain into a chilled ice-filled collins glass and garnish with the lemon wheel and grapefruit twist.