Dip rims of 2 martini glasses in frosting, then dip in red sugar. Drizzle 1 teaspoon chocolate syrup in bottom of each glass. Refrigerate.
Step 2
Fill cocktail shaker halfway with ice. Add vodka, crème de cacao, buttermilk and food color. Cover; shake vigorously until well mixed. Strain mixture into chilled glasses.
Recipe Tips
You can use grenadine to color the drink, but it won’t turn as red as if you use food color.