Lemon Sponge Pie - cooking recipe

Ingredients

juice and grated rind of 1 lemon or lemon flavoring
1 c. sugar
3 Tbsp. flour
3 eggs, separated
1/2 tsp. salt
2 Tbsp. butter or margarine
1 1/2 c. hot water
1 (9-inch) pie shell

Preparation

Cream butter; add sugar, flour and egg yolks.
Beat well.
Add hot water, salt and lemon rind and juice.
Fold in stiffly beaten egg whites.
Pour into a 9-inch pie shell and bake 45 minutes at 325\u00b0.