bavarois vs blancmange

bavarois

noun
  • A pudding similar to pastry cream but thickened with gelatin or isinglass instead of flour or cornstarch, and flavoured with liqueur. 

blancmange

noun
  • A simple dessert made by cooking sweetened milk with cornstarch and vanilla. 

  • A dish, eaten in the Middle Ages, generally consisting of chicken (or sometimes capon or fish), milk or almond milk, rice, and sugar. 

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