Preheat oven to 350 degrees fahrenheit.
Allow bag of frozen mixed berries to come to room temperature and then puree, will make approximately 2 cups of puree.
In a large bowl mix berry puree with all ingredients one at a time, stirring well after each addition.
Drop one rounded teaspoon at a time on a lightly greased cookie sheet. Bake for 15 to 20 minutes. Cool and refrigerate.
Makes a bunch! (I stopped counting at 5 dozen)