Bucky doesn't want to go too easy on her, but he also doesn't want to be a complete asshole in the other direction.

"Let's start with four. I have no idea how alcohol will even work in this place." He could either be stone cold sober after this or smashed to hell and he has no idea what to expect from her tolerance other than hoping her confidence is founded in actual drinking experience.

He picks up a bottle and starts to pour.

"If it doesn't work at all, I'm going to be a little sad."