Rhubarb Crunch

1 c Flour

1/2 c Brown sugar

1 ts Cinnamon

4 c Rhubarb

1 c Water

3/4 c Oatmeal

1/2 c Melted butter

3/4 c Sugar

2 tb Cornstarch

1 ts Vanilla

Mix together flour, oatmeal, brown sugar, butter and cinnamon. Press half of mixture into 8 X 8 pan. Into shell place rhubarb. Cook sugar, cornstarch, water and vanilla until clear. Pour over rhubarb. Top with remaining crust. Bake at 350 for about 1 hour.