Blueberry Crumb Pie

Directions

1. In a bowl, whisk together 1/4 cup flour, water and lemon juice; set aside. In a large bowl, combine sugar, salt and remaining flour; cut in shortening until crumbly. Gradually add flour mixture, tossing with a fork until moistened.
2. On a piece of plastic wrap, press dough into a 4-in. circle. Cover with a second sheet of plastic wrap; roll into 12-in. circle. Freeze for 10 minutes. Let stand for 1 minute; remove plastic wrap.
3. Transfer pastry to pie plate; trim to 1/2-in. beyond edge of plate. Flute edges. Prick bottom and sides of pastry with a fork. Line shell with a double thickness of heavy-duty foil. Bake at 375° for 8 minutes. Remove foil; bake 5 minutes longer.
4. Place blueberries in crust. In a bowl, combine the yogurt, brown sugar, flour, vanilla and lemon zest; spread over blueberries. Combine graham cracker crumbs, sugar and butter; sprinkle over yogurt mixture. Bake at 375° for 35-40 minutes or until crumbs are lightly browned and filling is bubbly.