To prevent food from sticking to the pan even without the use of oil.
Deep frying is a popular method.
Teflon
Baked potatoes generally are not crispy. Potatoes are crisped by pan frying or deep fat frying. However, whole potatoes baked in their skins can have somewhat crisper skin by rubbing the skin with olive oil and plenty of salt before baking.
Retraction of skin
chicharon
chicharon
The purpose of cleansing skin care is to keep a clear, and healthy complexion. Pores can often get clogged and acne can form as a result, cleansing skin care can help to prevent it.
the purpose to the smooth skin is so the can move fast in the water and it helps them breath out of water by putting a coat of slimy like substance over the skin making it watery
"The purpose of the Perfect C product is to improve one's skin quality through promoting healthy collagen production, strengthen the skin's immune function, and to increase healing of the skin."
Grilling is healthier because u do not put it in fattening oil or baked comes with the extra skin which is also unhealthy so grilling is healthier because no oil no extra skin and just burnt on a grill hence grilling.
So you can show off your new skin
The red potato is usually cooked by boiling, frying (sliced), grilling, or steaming. Their skin is too thin to commonly be baked.