MAKE AHEAD IF YOU LIKE..Make potatoes as recipe shows the night before.Cool,wrap individually in foil and refrigerate.Reheat on 400 degree oven,unwrapped,for 15 minutes..
***My house is so hot,so if making meal with this,I make in early hrs before gets any hotter..then just reheat..saves time also..
Preheat oven to 450 degrees.Lightly grease a baking sheet.Cut unpeeled potatoes into 1/4 inch slices but do not cut all the way through..
Place potatoes on prepared baking sheet..Spread slices slowly apart..
Mix butter and oil in a small bowl;lightly brush over potato skins and between slices..Sprinkle with salt.
Bake for 40 minutes or until potatoes are tender and edges are brown..Spread with sour cream or serve on the side..Enjoy!! huggs