Coke Float Cocktail | WARNING: these are very easy to drink | 1½ ounces whipped cream vodka ¼ teaspoon pure vanilla extract 2 tablespoons heavy whipping cream 1 cup Coca-Cola Ice | Fill a tall glass with ice. Pour in the heavy whipping cream, vodka, and vanilla extract. Stir. Carefully pour in Coca-Cola (mixture will foam up a bit). Stir and serve with a straw.