Keep moving. dance while you clean, cook, or dance to the commercials while you watch tv.
Learn to like yourself and be your own best friend.
If you can find packages of top round steak discounted at the store, use your food processor to make your own lean hamburger.
I make my own ice cream using skim milk and Splenda. If I want chocolate, I use unsweetened cocoa powder, or just put in fresh fruit.
I use EVOO for all my cooking. It is a healthy oil and I don't feel guilty.
You can buy plates that have faint lines showing you how much of each food category you need per meal. Great to start with, when you are used to eating your protein as the largest portion.
After I grocery shop, I force myself to clean all my fruits and veggies. I use small storage containers that are flat and stack easily. When I am looking to snack, I am more likely to grab something healthy because it is ready.