McDonald’s National Cheeseburger Day deal is double the fun ... which added strawberry-flavored clusters and shortbread cookies to their soft serve. Dunkin’s Spring Menu Has Cotton Candy ...

But one Oreo blended frozen dessert isn't the same ... and the winner surprised me I journeyed far and wide through the kingdoms of McDonald's, Burger King, Dairy Queen, Wendy's, Chick-fil-A ...