3 c. fresh blueberries
1 c. sugar
2 tbsp. all purpose flour
Dash ground cinnamon
1 9-inch unbaked tart crust
Powdered sugar; optional

Mix 1 cup all purpose flour, pinch of salt and 2 tablespoons sugar in small bowl. Work in 1/2 cup butter with pastry blender or fingers. Add 1 tablespoon white vinegar, mixing well. Use a 9 inch loose bottomed cake or spring form pan and spread dough evenly to 1/4 inch depth and thinly up sides to 1 inch.

Select 1 cup of largest berries for topping. Combine sugar, flour, and cinnamon in medium bowl. Add 2 cups berries, mix with sugar and flour. Pour into prepared pastry shell. Bake at 400 degrees for 35-40 minutes. Immediately after baking, spread reserved berries on top. Cool. Sprinkle with powdered sugar.