The goal of apple diet is eating an apple before any meal. This type diet is one of the easiest one for everybody. Apple diet is also called 3 apples a day plan. It definitely works especially when it combined with weight training.
You should have an apple first, than you can have your regular light breakfast such as cheese omelet, a bowl of oatmeal.
Your lunch starts with having apple first, than you can have your regular light lunch such as steamed broccoli and chicken breast, ¾ cup brown rice.
You should have an apple first, than you can have your regular light dinner such as grilled salmon salad.
During day time if you feel hungry and want to have something, snacks are allowed but not many times and not too much. You can have something such as nonfat yogurt, nonfat cottage cheese or fruit juice etc.