Instructions

1 Combine sugar and cornstarch in heavy saucepan add water and stir until heated, set aside.

2 Beat egg yolks and add lemon juice, stir in small amount of sugar mixture to warm yolks. Combine yolk and sugar mixtures, add butter and return to heat.

3 Bring to a rolling boil, stirring constantly until thickened. Mixture will resemble pudding. Cool slightly and spread on cooled cake. Makes enough to frost and fill one 8 inch four layer cake.