Pop quiz. Ten items like cucumber, corn, snow peas. Your job is to guess which are fruit and which are vegetables. [SlashFood]Hopefully this idea will never catch on at The Pitch: It's taking a random, unidentifiable food and taste-testing it. This week's mystery food is green and kind of slimy.Looking for a recession-proof business to sink your money into? I have two words for you -- potato museum. The Idaho Potato Museum is reporting that not only is business up, but it's having record sales t