hardcrusted

adjective2

1. •
   Having a hard crust.

   • The pushcart Alleys. And then better and better with the bananas and apples and oranges. Soon green salads with olive oil and the good, hardcrusted bread like—back there. — 1947
2. •
   (figurative) Tough; stubborn; hard-nosed.

   • Now I don’t want it to be mistaken that I think Harlan’s perfect. He’s not. He can be a bit hardcrusted when it comes to his views. — 2003