Try this fun root vegetable side dish in place of any starchy side. Slideshow: Recipes From the Root Cellar
In a bowl, toss all of the vegetables with the salt and squeeze them with your hands until very supple, about 5 minutes. Rinse and drain the vegetables very well, patting out all excess water.
Wipe out the bowl. Add the mayonnaise and blend in the mustard and cayenne. Fold in the vegetables and serve or refrigerate overnight.