On Jun 21, 10:55*pm, dpb wrote:
On 6/21/2012 8:22 PM, John McGaw wrote:
...



I take it that an extremely accurate thermometer would work better than
two 9" yellow layer cakes but who knows...



Also might want to check how uniform a temperature gets across the oven
from upper to lower rack, front to rear, etc...

--

I have used my Fluke teperature probe for stuff like this.

conclusion........ ovens vary greatly and theres NO precision in their
temperature control.....