3/4 c. flour
1/4 tsp. baking powder
2 tbsp. sugar
4 tbsp. butter

Make into crumbs and set aside.

FILLING:

Juice and rind of 1 or 2 lemons
1 to 1 1/4 c. sugar
3 lg. tbsp. cornstarch
3 well-beaten egg yolks
1 1/4 c. boiling water
3 egg whites

Mix juice, sugar, cornstarch, well-beaten egg yolks and boiling water. Stir until well blended and cook until thick. Beat egg whites until stiff. Fold the lemon mixture into the whites. Pour into 9 inch pie shell. Top with crumbs and bake until golden. Bake at 350 degrees. This filling is delicious baked in a greased pie pan without the crust.