Steak Diane usually has mushrooms and uses cognac or brandy and madiera wine. This will give a sweeter flavor. Steak au poivre means steak with pepper... lots of pepper, then a cognac cream sauce. very different flavor profiles.
Thanks, Arlin. :)
CBJ, some comps, a few awards, Certified Artisan Steak Taster.
XL Big Green Egg, Bubba Keg Convection Grill, Weber Kettle, Charbroil Infrared and mad livefire cooking skillz! :)