Unlike my lifelong affair with sandwiches - of all kinds - my experience of nachos is woefully limited. I fear I don’t possess the necessary knowledge to give this question the repartee it deserves.
NO and neither are those other things - take hot dogs for example... a hot dog is just a hot dog. If I took out a pack of Oscar Mayer and pulled on out and laid it on a table, the average sane American is going to called that a hot dog, bread or no. QED