The pic to the left shows it mixing dough without any issues. However, it also makes a great shake quickly!
"Low Carb Ice Cream, Drinks and Desserts [Kindle Edition]" by Diana Lee helped me find some great low carb recipes and they were easy to make. However, if you want to really exploit the capabilities of the ICE-21, make sure you grab a copy of Ben & Jerry's Homemade Ice Cream & Dessert Book.