What all can be the best nutrition value food a teenager can take for breakfast, lunch and dinner when alone without parents?

Balanced diet : Eggs, with fruits/ orange juice MJ and cheese are a good starting meal, followed by a grilled chicken sandwich w baked chips and fruit for lunch and beef, chicken entree for dinner with small dissertation and a veggie side of fruit for dinner. For a late snack avoid starches, ice cream or other sugary drink. Consider dry fruits, nuts w a glass of milk or CIO of yogurt. Feel good