gravy vs tomato purée

gravy

noun
  • Sauce used for pasta. 

  • Unearned gain. 

  • A dark savoury sauce prepared from stock and usually meat juices; brown gravy. 

  • Extra benefit. 

  • Curry sauce. 

  • A pale sauce prepared from a roux with meat fat; a type of béchamel sauce. 

verb
  • To make gravy. 

tomato purée

noun
  • A concentrated sauce (sold in tins or tubes) made from mashed tomatoes. 

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