Peak pickle is upon us.Stroll down just about any grocery store aisle this summer, and you’ll see just how prevalent this puckering trend has become.So what’s the big dill? Our food writer Paul Stephen scoured San Antonio’s grocery stores and loaded up on 34 pickle-flavored products — actual pickles excluded — to find out which ones are worth trying and which are better left on the shelf.See all the winners — and losers — on our website.