1/2 c. butter
5 tbsp. powdered sugar
1 c. flour

Put into 9"x13" pan. Bake at 350 degrees for 15 minutes. 1/2 c. flour 1 tsp. baking powder 3 eggs 3-4 c. diced rhubarb

Stir together and pour over baked crust. Bake at 350 degrees for 45 minutes. Cool. Cut into 2" bars.