Pour pomegranate juice into 8 sections of ice cube tray, 1 tablespoon in each; freeze until solid, about 2 hours.
Fill cocktail shaker or small pitcher with ice.
Add vodka, liqueur and lime juice; shake or stir to blend and chill.
Place 2 pomegranate ice cubes in each chilled glass.
Pour vodka mixture into glasses, straining out ice.
Fill glasses with champagne.
Garnish with mint.
Notes / Tips / Wine Advice:
Make-Ahead Magic
With your pomegranate ice cubes in the freezer, all you have to do is shake these up to serve.
Festive Touch
To really make a splash, freeze the pomegranate ice cubes in a mini ice cube tray or specialty shaped ice cube tray. Stars and small balls are beautiful.