KenK wrote:
>
> If it's indeed possible, what's the secret to making a 'baked' potato with
> crisp shin in a microwave?

There's no secret and you can't do it.
A microwaved potato is not a baked potato.


> I've tried various ways with no success.

How many ways can you try in a microwave?
Baking only will give you that crisp shin.
Try throwing a few potato chips on the microwaved potato...to simulate...


> Very hot to use the oven - been over a 100 for weeks now.

If you are determined....turn down the AC and bake the thing.
I often eat microwaved potatoes.

Gary