I have been getting a lot of emails lately. Most are about baking soda and ground beef, one was about Stuart Murdoch, and a fair number are about sweet potatoes, their skins, and how I am a doofus for not eating them (a thing I mentioned in this blog about roasting them):
source https://skillet.lifehacker.com/how-to-make-sweet-potato-skins-taste-delicious-1846159787