custard vs quiche

custard

noun
  • A type of sauce made from milk and eggs (and usually sugar, and sometimes vanilla or other flavourings) and thickened by heat, served hot poured over desserts, as a filling for some pies and cakes, or cold and solidified; also used as a base for some savoury dishes, such as quiches, or eaten as a stand-alone dessert; egg custard. 

  • A similar sauce made from milk and cornflour or custard powder (and usually sugar, and sometimes vanilla or other flavourings) and thickened by heat. 

quiche

noun
  • A pie made primarily of eggs and cream in a pastry crust. Other ingredients such as chopped meat or vegetables are often added to the eggs before the quiche is baked. 

adj
  • Extremely appealing to look at; sexually alluring. 

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