A delicious recipe for Grapefruit Splash, with vodka and grapefruit soda. Also lists similar drink recipes. Ingredients:1 oz vodka3 oz grapefruit soda Method:Mix vodka with grapefruit soda to desired strength. Serve with ice in a rocks glass. Serve in:Old-Fashioned Glass Nutrition:(per 4 oz serving) Calories (kcal)Energy (kj)FatsCarbohydratesProtein 1054390 g9.5 g0