I have an electric KitchenAid and the manual says "Never cover the oven
floor it will ruin the finish".

"Gal Called J.J." wrote:

> One time on Usenet, said:
>
> > My wife just got through cleaning and swearing at the oven.
> >
> > I suggested putting a sheet of aluminum at the bottom to catch the
> > drips.
> >
> > She said that you were not supposed to do that...from what source I
> > have no idea.
> >
> > Is there really a reason one should not put a sheet of aluminum in the
> > bottom of the oven?
>
> That's news to me, I've done it for many years. What kind of oven do
> you have? Mine is electric -- even though it's self-cleaning, I still
> like the foil to catch drips...
>
> --
> J.J. in WA ~ mom, vid gamer, novice cook ~
> "You still haven't explained why the pool is
> filled with elf blood." - Frylock, ATHF