1 c. flour
1 c. oatmeal
1 c. brown sugar
1 stick butter, melted
1 c. sugar
3 tbsp. cornstarch
1 c. water
1/2 tsp. salt
4 c. rhubarb, diced

Combine flour, oatmeal, brown sugar, and butter, mix until crumbly and press 3/4 of it into a greased 9 x 13 inch pan. Add rhubarb on top of oatmeal mixture. Cook sugar, cornstarch, water and salt until thick and clear. Pour cornstarch mixture over the rhubarb and top with remaining oatmeal mixture. Bake at 350 degrees for 30 minutes.