bagel sandwich in a cd spinle. Now all he needs is to include a metal cylinder to put around the spindle. That way, the cylinder can be used to punch a hole in ANY sandwich. Plus, when you go to punch the hole in your sandwich, you get a little snack to enjoy.
This is kinda an old piece of internet info for some people. I had blogged it a couple weeks back, but just kept pushing it back with other blog posts.