BTW, don't let the dog drink from the pan.
Or wee into it, that could skew the results as well.
On a more serious note, Cheezy, I would think that one of you're wife's cooking pan would work just fine.
Heck I use my wife's cooking utensils for all sorts of stuff. Or at least I use to before I was banned from using them after the unfortunate turkey baster incident.