If you've got that tickle for something sweet, this is where me and the hubs [drive-thru] to satiate the sweet tooth. I haven't tried any of the burgers or any non-dessert items - but their soft serve in any form is just what the doctor ordered.
The blizzards in the mini size is just the right amount, the small is certainly shareable, and the medium or large is if you feel like living on the edge or eating your daily calorie allotment all in one sitting. And don't forget the different types of candy in the blizzards you can choose from.
If you want to go the simple route - i go with a chocolate dipped vanilla cone - which also comes in varying sizes.
I think the greatest thing about dairy queen is it evokes memories of summer or hanging out with friends and/or family and is right around the corner from home.