Oh yes, a visit to Coldstone Creamery is worth the extra pounds I gain or the extra mile I need to run. Oh yes. Yes, yes, yes. Tell me Cake Batter Ice Cream doesn't answer you sweet dreams? C'mon?!? The ice cream at ColdStone Creamery in Chicago is so rich and delicious, I would be happy with just the ice cream. But wait! There's more! I get to add Carmel and fudge and Heath Bar to my bad-girl snack. ( More like a meal, if you order the tub that I order.) That's right. You can add anything you want to your favorite ice cream (Cinnamon Ice Cream and Oatmeal Cookie Ice Cream are...