Boosting Metabolism
http://www.webmd.com/diet/ss/slideshow-boost-your-metabolism
Having a small meal or snack every 3 to 4 hours keeps your metabolism cranking, so you burn more calories over the course of a day. Several studies have also shown that people who snack regularly eat less at mealtime.
http://www.health.com/health/gallery/0,,20306911,00.html
Enjoying six small meals a day should do the trick; keep them around 300 calories each, or divide your usual day's calories by six.