Ingredients :2 eggs100 gr. sugar8 gr. vanilla sugar80 ml. sunflower oil50 gr. butter360 g. flour10 gr. baking powderLemon peel1 apple20 ml. lemon juice2 tablespoons sugarcream:400 ml. milk1 yolk3 tablespoons sugar8 gr. vanilla sugar4 tablespoons cornstarch200 ml. already sweetened whipping cream