Oh how I have googled this problem! Everyone has a theory, and I must admit there are a lot of different reasons but hopefully if you are reading this having searched for the answer then hopefully I can help you solve the problem. There seems to be a few common problems with cake making that are universal, in that most people have come across them at some point or another (even the Great British Bake Off contestants have setbacks!).With cupcakes the one that comes up time and