Add the sifted ingredients to the cooled raisin mixture, along with the beaten egg and the nuts, if you are adding them.
Cut the cake in half, frost the first layer then top with the second layer and frost again. To get the characteristic lines on top, run the back of a fork over the top frosting in straight lines.
The nutritional information provided is automatically calculated by third party software and is meant as a guideline only. Exact accuracy is not guaranteed. For recipes where all ingredients may not be used entirely, such as those with coatings on meats, or with sauces or dressings for example, calorie & nutritional values per serving will likely be somewhat lower than indicated.