A delicious recipe for Fire Fly, with vodka, grapefruit juice and grenadine syrup. Also lists similar drink recipes. Ingredients:1 1/4 oz vodka2 oz grapefruit juice1 dash grenadine syrup Method:Pour the vodka and grapefruit juice into a highball glass with ice. Add grenadine, stir, and serve. Serve in:Highball Glass Nutrition:(per 3.3