chorizo vs forcemeat

chorizo

noun
  • A spicy Spanish sausage flavoured with paprika, often crumbled for use in filling tacos, quesadillas, etc. 

forcemeat

noun
  • An emulsion of fat and comminuted meat (which has been subject to puréeing, grinding, sieving, chopping finely) optionally mixed with other flavour carriers and either served up alone or used as a stuffing. 

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