CRUSTED
Meaning of CRUSTED in English
crust ‧ ed /ˈkrʌstəd, ˈkrʌstɪd/ BrE AmE adjective
having a thin hard dry layer on the surface
crusted with
old boots crusted with mud
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012