Mix 1 cup sugar, 2 tablespoons all purpose flour, dash of salt, 3/4 cup water. Blend in 1/4 cup lemon juice and slightly beaten egg. Heat quickly to boiling, stirring constantly. Cook and stir 1 minute.

Cover and cool to room temperature. Fold in 1/2 cup whipping cream, whipped and 1/2 teaspoon grated lemon peel. Chill. Spoon over cake pieces.