lasagna

noun3

1. •
   An Italian baked dish comprising layers of such pasta with various ingredients (usually a meat ragù (chiefly Bolognese), a fish ragù or a vegetarian/vegetable ragù with bechamel sauce).

   • I’m going to fix you a cup of coffee and a plate of lasagna. — 2013
2. •
   A flat sheet of pasta.
3. •
   A combination or layering of things.

   • Unfortunately, typical mattresses are often a lasagna of nonbiodegradable synthetics, pesticides, and potentially carcinogenic toxins. — 2008