1 egg
1/2 c. sugar
1 tbsp. grated orange peel
2 tbsp. grated lemon peel
2 tbsp. lemon juice
1 c. whipping cream (whipped)

In saucepan, beat the egg and add the sugar and peels and lemon juice. Cook over low heat until thick, while stirring, about 5 minutes. Cool and fold in the whipped cream. This yields about 2 1/2 cups.