1 c. water
1 c. sugar
2 tbsp. cornstarch
1 tsp. vanilla
4 c. rhubarb, chopped
1 c. brown sugar
1 c. flour
1 c. oatmeal
1/2 tsp. salt
1 tsp. cinnamon

Thicken water, sugar and cornstarch over heat. Add the vanilla. Mix brown sugar, flour, oatmeal, salt and cinnamon. Put 1/2 oatmeal mix in pan. Add chopped rhubarb. Pour sauce over rhubarb. Add remaining mixture. Bake at 350 degrees for 45 minutes.