The recipe and a video are here:
Chef John's Make-Ahead Turkey Gravy Recipe - Allrecipes.com
I use stock instead of water, don't use the thyme, and don't go to the trouble of browning the flour in the fat. I just shake the flour and a cup or two of water or stock in a jar till it's all liquified, then add it to the hot stock.
Don't feed any of the wing meat to your dog. I was up every two hours last night taking himself out. I made sure to head straight to my neighbor's lawn.