If its hard to lessen your crazy appetite, try this way : Close your eyes!
A research proves that people who are closing their eyes while they eat, they will eat less and being repleted faster. "When you focus on foods, you feel more sensitive, fast-repleted, and fast to stop eating," said Dr. Janet R. Laubgross, a clinic psychologist. If you want to try, use handkerchief to close your eyes. But dont try this on a date though!