1 1/4 cups frozen unsweetened blackberries (about 5 ounces), thawed
4 tablespoons crиme de cassis (preferably imported)
1 750-ml bottle chilled champagne or other sparkling wine
Puree berries in processor. Press puree through sieve into small bowl; discard seeds. Spoon 1 tablespoon berry puree and 1 tablespoon crиme de cassis into each of 4 champagne flutes. Fill each flute with champagne and serve.