Crusty /(-y̆)/

Crust·y

Crusty

a.
  1. Having the nature of crust; pertaining to a hard covering; as, a crusty coat; a crusty surface or substance.
  2. Having a hard exterior, or a short, rough manner, though kind at heart; snappish; peevish; surly.
    Thou crusty batch of nature, what's the news?