hogwash vs mortadella

hogwash

noun
  • A mixture of solid and liquid food scraps fed to pigs; swill. 

  • Foolish talk or writing; nonsense. 

mortadella

noun
  • A smooth-textured Italian pork sausage with lumps of fat, flavoured with spices; eaten cold. 

How often have the words hogwash and mortadella occurred in a corpus of books? (source: Google Ngram Viewer )