What are cake balls??? :blink: LOL

I've never eaten them, but there was a thread a few days ago about them, and I had to try them. Here's a pic:
Don't ask me how hers look so freakin' perfect. Mine don't look even close to that, but they're still purty. Of course, it could have something to do with the fact that a 3- and 2-year-old are helping me. I should say "helping." I think we'll give these as gifts to our neighbors.