Training.

8/19 - deadlifts, seated rows, db curls, hammer curls -- pushups -- pullups/chins

Harder than it sounds - Eat to Grow: How I Went from Small to HUGE in 60 Days - BroBible.com: 

"Gaining muscle is an incredibly worthwhile pursuit that takes time and energy. And it can take a LONG TIME if you aren’t going about it in the right way.  So, to simplify it, I like to think about it in this framework:

Eat enough food + Lift progressively heavier weights + Sleep + Time = GROWTH!

For the purpose of this article, I am going to focus on the EATING SIDE because this is where most guys I have trained are messing up when they come to me.  Problem: Most guys simply aren’t eating enough.

Solution: Eat enough.

"Duh. But what is enough? ENOUGH = the amount of food you need to eat to make the number on the scale go up two weeks in a row. A lot of times, ENOUGH is often accompanied by feelings of fullness, nausea, distaste with food in general..."