It's not a sponge, it's a dense vanilla cake, so it can hold up to a bit of maneuvering
@CMF it's a very large and not delicate butterfly. It's from a newer WW kids cakes book (not the classic we all had as kids) and I'm pretty certain it won't be fragile
The only kids will be mine and possibly my 11 month old nephew.. No wait.. 10 months. 11 months at the end of August. It's only a very small family gathering as most have other things on.