We all know what it's like to receive a holiday gift and immediately wonder exactly what you're going to do with it. And we bet you've unwrapped a few perplexing kitchen gadgets over the years. At first glance, the latest crop of small-appliance innovations might feel too specific or too quirky. But before you rush to return, we’ve got seven items that are worth working into your cooking routine. Find out how your new gadget works and what to do with it.