Five simple steps for how to cover your cake in marzipan and royal icing. Watch the technique videos for more information and see the recipe tips (below) for how to create the simple Christmas ...

An electronic tongue that can replicate flavours like cake and fish soup could help recreate food in virtual reality, but can’t yet simulate other things that influence taste, such as smell.

While the sponges are cooling, make the icing. Beat butter and add icing sugar ... Some people use walnuts but I prefer keeping carrot cake nut free.