I know I'd be fine of course, but after going a long time with less sleep (baby is finally sleeping 6+ hours, normally) I know my willpower is less than it used to be!
Sometimes only thing keeping me from eating every chocolate chip cookie in sight is that I am now lactose intolerant and even that wasn't enough motivation during my most sleepless days.
That sounds less like hunger and more like craving, to be honest. How often do you feel the same way about roasted veggies as you did about the cookies? A diet full of processed junk food is much more likely to induce constant craving that a healthier one.
Sometimes only thing keeping me from eating every chocolate chip cookie in sight is that I am now lactose intolerant and even that wasn't enough motivation during my most sleepless days.