At the height of blueberry season, when blueberries are at their lowest cost, I buy as much as I can. I individually quick freeze them on a cookie sheet and vacuum seal in 24 ounce bags with my Food Saver. When the berries are defrosted they retain their fresh flavor but lose their texture. This recipe is perfect for frozen blueberries. The buttermilk adds a tartness that works well with the sweetness of the blueberries.
I adapted this recipe from Three Berry Buttermilk Sherbet from the June 2010 Sunset Magazine.
Note: You can use a food processor with a metal blade to purée the berries. However, I have found that a blender works better. Continue reading

