BigJim... Yeah! Goose for sure has a LOT of fat!
I have cooked three or four of them in my life!
Yummmy, but a lot of work and create a lot of mess in the oven!
My grandmother used to cook most of the Geese we got...
for a goose, I wouldn't use a baking bag... it would just sit in all that fat while cooking!
what I always did for cooking goose was use a covered roasting pan, with the goose on a rack, cooking above the dripping fat...
I have one like this: