There are people like that on life. Don't make it a power struggle or who is right or wrong. Remain
upbeat and positive and try to say at least one compliment to him every interaction. If you have a criticism, put it in a sandwich between 2 positives ie, it's great you were thinking about your wing and
provided cookies for them. Next time just let me know so that it doesn't. Dissappoint another wing that was expecting cookies as well. But I recognize you did a very nice thing.