I plan to make a tiramisu cake in a chocolate wrap. Is there anyway that I can make a chocolate wrap first, to assemble the tiramisu cake into? Picture tutorials would be fantastic.

I've never done one maybe this will answer your questions.
http://cakecentral.com/cake-decorating-ftopict-56654.html

http://cakecentral.com/cake-decorating-ftopict-599861.html

http://cakecentral.com/cake-decorating-ftopict-396793.html

I think you'll find your answers in one of these posts. HTH