raspberries in a blender or food processor until smooth. Pour mixture through a strainer, pressing out as much fruit pulp as possible. Discard seeds. Place e raspberry puree back in blender or food processor with remaining ingredients and process until well combined. Chill in the refrigerator until ready to freeze. Pour into the ice cream maker and follow the manufacturer's instructions for freezing.
For a patriotic dessert - why not do a parfait with a scoop of this, one of blueberry sherbet and one of vanilla ice cream.