Cake decorating can be a lot of fun, but it can also be a bit of a challenge, especially when it comes to getting the right color for your icing. I learned this the hard way when I was asked to make a cake for a friend’s daughter’s birthday party. She wanted an Elmo cake, complete with red icing. I thought, “How hard could it be?” and agreed to take on the challenge. Little did I know, red is one of the hardest colors to achieve in icing. I started making the icing the day before the cake was due, thinking everything was going well. But as I added more…