Buttercream is the most common cake frosting , but you can use any type of fat that you would like. It is typically made of sugar and heavy cream then whipping until it becomes a thick creamy frosting. Cream frosting can be substituted with margarine, or any other fats in case you have doubts about its consistency. The final appearance will be determined by the quality of the fat. Also, you could add flavorings, such as vanilla extract. Before you apply the cream to the cakes, be sure it's…