6 eggs, partly beaten
Grated rind of 2 lemons; optional
Juice of 3 lemons
1/4 lb. butter
1 1/2 c. sugar

Mix well. Cook in double boiler until thick, stirring occasionally. Store in refrigerator until ready to use. Can be stored 6-8 weeks in covered plastic container (like Tupperware). Can be used as pie filling or in tarts.