blancmange vs confectioner's cream

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. 

confectioner's cream

noun
  • cream used by confectioners to make pies etc. 

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