- 2 1/2 fluid ounces vodka
 - 1 fluid ounce Cointreau or other orange liqueur
 - 4 fluid ounces Concord grape juice
 
- Pour the vodka, Cointreau, and grape juice into a cocktail shaker over ice. Cover, and shake until the outside of the shaker has frosted. Strain into a chilled martini glasses to serve.