Yes, that's what I could have done. Normally, that's what would happen.

[She readjusts her glasses as she takes another sip from her own cup.]

But you went through the trouble of making me something, so I decided to go through the trouble of making it better so that you could learn what a good iced coffee can taste like.

That's a much better deal than saying I dislike it and leaving it at that.

[Amelia raises her cup to him as if to make a mock 'cheers.']