You can use ground chicken or turkey instead of beef, or try mixing them to reduce calories. Enhance the flavor and moisture of your ground turkey so you do not have to eat dry meat. Your meat will contain less fat and still have wonderful flavor.
For snacking "on-the-go" be sure to carry a reusable tote filled with fresh fruit in season and a bottle of home-purified water. By always having a healthful snack and plenty of good drinking water with you, you will avoid the temptation to purchase soft drinks and junk food to satisfy your normal hunger.
Finding proper nutrition information is easy. For those of us starting out, it's a good idea to eat a balanced diet. You will need to make sure you are getting about 15-20% protein, around 20-30% fat and at least 50-55% of carbohydrates. This will leave your body feeling fresh and refined.
Bananas are a wonderful, natural energy bar. They contain a great deal of natural sugars to give you an immediate pick me up, but also have potassium for stamina and recovery after a workout. Replace your high sugar, meal replacements bars or energy bars with a banana.