During the coldest time of the year (post-holidays and pre-spring, a.k.a. the dead of winter), we all agree that the absolute best thing to do is binge-watch The Great British Baking Show and double down on comfort food. But there comes a time when all that mac and cheese starts to catch up with you (and your waistline) and you know it's time to clean up your act and add some fresh greens back into your diet. Luckily the new approach to "healthy" eating isn't one of deprivation, but one full of bright colors, fresh flavors, and innovative techniques. When it's wintery outside and summer seems a million years away, there's nothing better than digging into one of these colorful new cookbooks for some healthy food inspiration perfect for keeping your new year's resolutions.