Make sure you get a good portion of Protein, healthy fats and A lot of Carbs. Carbs and fat are the fuel for your body and are pivotal for you workouts . The protein will aid in muscle repair. For protein go about 1.5-2 times your lean body mass, while carbs about 2-3times your body mass, fats should be around 30% or your caloric intake. If you don't want to count calories just make sure you are taking twice the recommended serving size for protein and carbs and for the healthy fats use handful of nuts, tsp-1tbsp olive oilnd like one per day avacadoe.
hope that gets you in the right direction