On Thu, 14 Dec 2006 22:01:55 -0500, "Eddie G"
wrote:

I usually bake from scratch and have never seen this before. I remember
there used to be different instructions for glass vs. metal pans, but never
for non-stick and darker pans.

Every box cake mix I've seen for many years has specified a lower temperature
for dark pans. Check a few in your local grocery store.

-- Larry