CRUMB LAYER:

1 c. flour
1 c. oatmeal
1/2 c. brown sugar
1/4 c. butter, melted
1/2 tsp. cinnamon

Combine ingredients and press half into 8x8 pan, reserving rest for topping.

TOPPING:

3/4 c. sugar
2 tbsp. cornstarch
1/2 tsp. cinnamon
1/2 c. water
1 tbsp. butter
4 c. rhubarb, sliced

Combine all ingredients in saucepan and bring to boil. Cook and stir 1 minute. Pour over bottom crumb layer. Top with remaining crumb mixture. Bake 1 hour at 350 degrees. Serve warm or cold. Goes with ice cream. Can use apples instead of rhubarb.