1 c. sugar
2 tbsp. butter
2 eggs, separated
1 c. milk
1 lemon, juice and rind
2 tbsp. flour

Cream butter and sugar. Add well beaten egg yolks and flour; beat well. Add milk and grated lemon rind and juice. Fold in well beaten egg whites.

Turn into unbaked pie shell. Sprinkle cinnamon over top. Bake like custard pie at 425 degrees for 10 minutes, then turn down to 350 degrees for 30 minutes.