1/2 cup shortening
1/2 cup brown sugar
1 and 1/2 cup rhubarb
2 cups flour
1 cup sour cream or buttermilk
1 egg
1 tsp soda
1 tsp vanilla
1/2 cup nuts
Combine shortening, brown sugar. Add egg and blend well. Combine soda and sour cream. Add alternately with flour. Stir in rhubarb, nuts and vanilla. Put in 9 inch by 13 inch greased pan.
TOPPING:
1/2 cup sugar
1 tsp cinnamon
1 tsp flour
1 tbsp butter
1/2 cup nuts
Mix together and sprinkle onto cake. Bake all at 350 degrees for 35 to 40 minutes.