Have you ever stirred through 19 varieties of natural crunchy peanut butter in one afternoon? I have. And frankly, it's enough work to swear me off the stuff: afterwards, my hands (and best pair of jeans) were slicked with peanut oil and my rotator cuff needed a massage. For the Epicurious.com methodology and the full list of PBs we tasted, scroll to the bottom of the page. First up, the rankings.