2 eggs
1 c. sugar
1 tbsp. flour
1/2 c. milk

Mix all ingredients together just so sugar dissolves. Cut up in thin slices, rhubarb enough to fill unbaked pie shell 1/2 to 3/4 full. Pour custard mixture over it. Bake 10 minutes at 425 degrees then 350 degrees for 30-40 minutes until custard is set.