1 c. flour (1/2 whole wheat)
1 c. oatmeal
1 tsp. cinnamon
1/2 c. butter, melted
4 c. chopped rhubarb (apples optional half and half)
3/4 c. sugar
2 tsp. cornstarch
1 c. water
1 tsp. vanilla

Mix flour, oatmeal, cinnamon, and melted butter. Press half into 9 or 10 inch pie plate. Fill pie crust with rhubarb and/or apples to the edges.

Mix sugar, cornstarch, water and vanilla together in a saucepan; cook until clear and thick. Stir occasionally. Pour over chopped rhubarb. Top with remaining crumbs. Bake at 350 degrees for 45-60 minutes, depending on your oven. Serve warm with ice cream. Delicious.