This is a serious treatment tasty that is simple to make even (gelatiere not necessary). Let fat-free vanilla ice cream (or frozen yogurt) soften, then add coarsely chopped dark chocolate and crystallized ginger.
Spoon the mixture between two waffles, and freeze. At 169 calories per serving, you'll also get 72 mg of calcium, and a bit 'of vitamin D too.
Try this recipe: Ginger-Chocolate Chunk Ice Cream Sandwiches