Rhubarb is the intensely tart spring vegetable that the food world can't get enough of. Like ramps, the arrival of rhubarb is a heavily anticipated and exciting marker of the season. Although the leaves should not be eaten, the stalks have a unique flavor that makes for one of the best pie recipes. But true rhubarb fans know that rhubarb is so much more versatile than just a pie filling. Here are our favorite rhubarb recipes,from airy rhubarb mousse to sweet rhubarb-strawberry jam and wine-poached rhubarb and poppy seed crisp.