If you put one lasgana on topnof another lasagna you still onky have one lasagna....
>"If you put one lasgana on topnof another lasagna you still onky have one lasagna...."
That's because it's a mass noun, like money or time. It doesn't take the 's' in most constructions.
(Unlike "onky" which is an Equidae in upper-class Bostonian* dialects and takes the "ies" for plural.)
(* - not to be confused with the other Equidae thoroughbred)
Infiltrating the cult, Conan the Barbarian, looked into the deep dark pool.
"What do you see?" asked the priestess.
Conan thought quickly.
"Lasagne" he replied.
The priestess smiled "You may pass.", it was a relieve when at least one initiate a day could pass the easy testing.
@freemo Just as well as you avoid a long debate about the correct plural.