Raspberry Ice Cream Sodas with Marionberries

24 ounces frozen red raspberries, thawed

1 cup sugar

4 cups seltzer water

12 ounces frozen Marionberries

Vanilla ice cream

Thaw raspberries and puree. Strain through a fine mesh sieve, discarding seeds (about 2 cups of puree). Mix puree, sugar and selzter in a large pitcher.

In tall glasses, place several small scoops of vanilla ice cream. Add a handful of Marionberries and fill to the top with raspberry soda.