Break those 3 meals up into 5. Eat less more often. Instead of 3 meals, break them up and spread them out over the course of the day.
This will prevent you from getting hungry as often. https://www.webwiki.ch/melissafarm.gr/%CE%A0%CF%81%CE%BF%CF%8A%CF%8C%CE%BD/meli-antheon-930gr/