4 cups fresh orange juice (about 8 oranges) $ 1 cup frozen unsweetened raspberries $ 1 1/2 cups semisweet sparkling wine $ 3 orange slices, halved (optional) $ See A Collecti

Place orange juice and raspberries in a blender; process until smooth. Pour juice mixture into a pitcher; stir in wine. Serve over ice. Garnish with orange slices, if desired.