It's some kind of sponge based cake I think.
Back to Chocolate, which I do consider myself to be a connoisseur of. I've had Hershey's and it does have a strange tang to it. I don't know what it is, but I don't really like it. Cadbury's is pretty good, especially when you've not had any for a couple of weeks. Wispa bar is my favourite, I'm so glad they brought that one back.
I do believe, however, that Cadbury's creme eggs should be strictly for Easter. Last year we had the Halloween eggs with the green goo inside, they just didn't taste the same. Now Cadbury's are bringing out a 'Ga