meatball vs pigs in a blanket

meatball

noun
  • A ball of minced or ground meat, seasoned and cooked. 

  • A stupid person; a meathead. 

  • An optical landing system. 

  • An easy pitch to hit, especially thrown right down the middle of the plate. 

  • A menu icon of three horizontal dots. 

pigs in a blanket

noun
  • a dish of ground pork and/or beef cooked in cabbages 

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