A pizza dream is when you have a dream because you're only just asleep/awake because your stomach is trying to digest cheese. I get them from select meatballs. Indigestion-fuelled dreams, basically.
Madness string 82909
I think what you're describing is 'Minnesota nice'. It's more than just wholesome. It's no-nonsense politeness, a sense of humor and humility all mixed in one.