He hasn't done this in a while. For one, he hasn't exactly had a home to live in. With his clothes in his gym locker and a hard, flat floor to sleep on, Derek's loft isn't the place to be baking after school. So it takes him a couple fumbles to remember what to do before it comes back to him. "So uh, what do you like to do, then?" he asks, tapping Nick's shoulder to get attention after he's prepared a tray of cookies.