First, take a deep breath and ask yourself "Am I hungry or am I craving something?". In order to become more comfortable with your eating, it is essential to know the difference. The first step is waking up and getting to know yourself. If you are craving something, there are several paths to choose from. This article describes research about taking a short walk to handle your cravings-see what you think.
http://www.nytimes.com/2011/01/04/health/04really.html?_r=1&ref=science