Rhubarb Pie

Directions

1. 1
   Preheat oven to 450 degrees F (230 degrees C).
2. 2
   Cream butter and sugar.
3. 3
   Add the flour and lemon zest.
4. 4
   When smooth, mix the diced rhubarb with it.
5. 5
   Fill the pie crust, and top with the second piece of pie crust.
6. 6
   Seal and make a few steam holes in the center of the pie.
7. 7
   Put pie on the bottom oven rack and bake at 450 for 15 minutes.
8. 8
   Reduce oven temperature to 350 degrees (175 degrees C) and bake for another 40 to 45 minutes.
9. 9
   Remove from the oven and let rest for ten minutes before serving.