You also start having to incorporate higher calorie dense foods to snack on throughout the day such as nuts. Actually, worry about this when you are off your diet. There are all kinds of ways to add extra healthy calories onto your current foods to put on some clean mass
. You have to remember. When you are off of your diet, you will be able to lift heavier weight and your body will be a lot hungrier then it is now because it will need to food for repair etc.