1 baked 9 inch pie shell
1/4 c. cornstarch
1 c. sugar
1/4 tsp. salt
1 1/2 c. water
3 eggs, separated
2 tbsp. butter
1 1/2 tsp. grated lemon rind (if wanted)
1/3 c. lemon juice
6 tbsp. sugar

Mix cornstarch, 1/2 cup sugar and salt in double boiler. Slowly stir in water. Cook over boiling water, stirring constantly, until thick enough to mound slightly when dropped from spoon.

Beat egg yolks and 1/2 cup sugar. Put a couple spoons of hot mixture in. Mix well, then add all to hot mixture. Cook 2 minutes. Remove from heat. Slowly stir in butter, lemon rind and juice. Cool to room temperature. Pour into pie plate.

Beat egg whites until peaks. Add 6 tbsp. sugar slowly, beating until stiff peaks form. Put on top of pie and bake at 350 degrees for 10 minutes or until brown.