I'm thinking this would be an amazingly fun thing to do, with the right people. Kids would get a kick out of it. I think most teens, and adults would go - Ewww. That looks like...
The idea of putting the wurst between a split long john, with raspberry icing or coulais on top is creative.
That's exactly what I was thinking. But couldn't think of anything you could use for a mold so I didn't say anything. Plus it wouldn't have the smooth hot dog casing look. It would just look like long skinny cake lol