This is the way we get dark colors in the whipped icing. We mix it with a concentrated colored gel, sort of like making finger paint.
Here's the icing on the cake. This kit has more detail work than most of the other adult kits, especially with the air brush.
Do you see anything wrong with it?
Here's the signature cake I made today. Spiderman hangs off of a "web" that attaches to the top of the building so he can swing around. Notice how much more intense the colors are on this buttercream iced cake.