Blueberry Pie 1 baked pie shell 4 cups fresh blueberries 1 Tablespoon cornstarch 1/3 cup sugar 1/4 teaspoon lemon juice Place 2 cups of berries in pie shell.  Blend cornstarch, sugar, lemon juice and remaining 2 cups berries.  Cook, stirring until thickened.  Pour over berries in pie shell. Serve with ice cream or Cool Whip.