why is lo used in this sentence...

Question

Una puntualización, sí, receta de arroz frito especial, pero lo de especial no sé por qué es, aquí me he guiado totalmente por un libro.

Answer 1

I asked a question similar to this before, on this thread here. Maybe that might help you some.

Answer 2

Thanks guys, much appreciated!

; ) - farallon7, Jan 5, 2012

Answer 3

It is used because it is questioning that specific point in the sentence. "Special". As far as I can understand in this fragment, ... receta de arroz frito especial (Special fried rice recipe), pero lo de especial no sé por qué es" (But I don't know what is special about it)...