Cut the very soft marzipan into small pieces and stir well with the soft butter, then stir in the icing sugar and eggs until creamy, stir in the flour mixed with baking powder, starch, milk and eggnog and finally mix in the raisins - put the dough in the prepared form and in the preheated one Bake the tube at 160 ° convection for approx. 35 min (stick sample)