There’s something about burgers and potato salad that is the perfect food for 4th of July.  An easy potato salad makes it even better right? There’s always that debate whether mustard or mayo.  This recipe does have vegenaise (or mayo if you prefer), but it’s not heavy on the sauce, so even the pickiest people will like this one.  You get the crunch with the crisp fresh green beans, so there’s no mushiness here. So, first prep your ingredients.  If...