In a blender puree the honeydew melon. Pour into ice cube trays and freeze, about 3 hours. In a pitcher combine lemon soda, club soda, and melon liqueur. Drop a frozen melon cube into a martini glass and top with 2 tablespoons (1-ounce) vodka per drink. Garnish with skewered melon balls.
Recipe courtesy of Ingrid Hoffmann