Both versatility and convenience. An immersion blender is a great option for people who prefer to make creamy soups or smoothies without having to deal with thwizard of oz slotse inconvenience of moving hot liquids. Many immersion blenders come with attachments that increase their functionality beyond just blending. Attachments and Usability. A whisk attachment for whipping cream or egg whites and a chopper attachment for finely chopping vegetables or herbs are included with certain models.