2 c. sugar
2 level tbsp. butter
2 lemons, juice and rind
4 level tbsp. flour
2 c. milk
4 eggs, separated

Mix in order given, blending the egg yolks well into other ingredients and just before putting in oven fold in stiffly beaten whites of eggs. Bake in greased pan in shallow pan of hot water 15-20 minutes or until thin layer of cake has formed on top with a creamy custard on the bottom of the pan.