Rhubarb Crunch - cooking recipe

Ingredients

1 cup flour (sifted)
3/4 cup oatmeal (uncooked)
1 cup brown sugar (firmly packed)
1/2 cup butter (melted)
4 cups diced rhubarb
1 cup sugar
2 Tbsp. cornstarch
1 cup water
1 tsp. vanilla

Preparation

Combine the first 4 ingredients together until they become crumbly.
Press 1/2 of the crumbs into a greased 9-inch baking dish.
Cover with rhubarb.