I could tell people to eat my dick and then hand them a cake that looks like a dick . . . it's perfect! Of course, you'd have to make the cake taste horrible so that they wouldn't even enjoy it for a second, but still.
Ex-lax chocolate seems like a good choice. Then they *think* it's good until the delayed revenge sets in!
Plus this way you avoid a terrible fate: http://penispans.com.
Plus this way you avoid a terrible fate: http://penispans.com.