1 c. oatmeal
1 c. cornflakes
2 c. flour
3/4 c. shortening
1 tsp. salt
1 tsp. vanilla
1 tsp. cinnamon
1 tsp. baking soda
1 c. packed brown sugar

Mix all of these ingredients together and put 1/2 in a buttered 9 x 13 inch pan.

FILLING:

1 qt. chopped rhubarb
1 1/2 c. sugar
1/3 c. tapioca
1/3 c. crushed pineapple

Combine and cook until mixture thickens. Cool. Spread on layer in 9 x 13 inch pan. Cover with rest of dry mixture. Bake at 350 degrees for 25 minutes.