Tortilla Espinoza — what is it and how do I make it?
...or Tortilla de Espinacas?  This is a dish from Spain where a tortilla is a potato and egg dish made in a low-sided, oven-proof skillet.  This particular version uses spinach - hence "Espinacas".

http://herbivoracious.com/2012/02/tortilla-de-espinaca-spanish-omelet.html

I'm not sure if this is what you might be looking for but I can't wait to try it!