1 bag frozen boysenberries
1 bag frozen blackberries
1 bag frozen blueberries
2 1/4 c. sugar
10 tbsp. flour
1 1/8 tsp. cinnamon
1 tsp. tapioca

Thaw berries together in bowl. Mix dry ingredients and sprinkle over berries; mix. Sprinkle a little flour over bottom of pie dough in pan. Pour berry mixture into pan. Cover with crust. Bake at 400 degrees for 35-40 minutes.