CRUST:

1 1/2 c. flour
1 1/2 c. oatmeal
1/2 tsp. baking soda
1 c. butter
1/2 c. nuts, optional

RHUBARB MIXTURE:

3 c. cut up rhubarb
1 1/2 c. sugar
2 tbsp. cornstarch
1/4 c. water
1 box (3 oz.) red Jello

Combine crust ingredients and mix until crumbly. Put 3/4 of mixture in a 9 x 13 pan. Combine and cook rhubarb mixture until thick. Take off heat. Add 1 teaspoon vanilla. Spread rhubarb mixture over bottom crust and top with rest of crumbs. Bake at 350 degrees for 30 to 35 minutes.