What is the healthy way to cook a baked potato??

I have a mid-size, but I do not want to use the microwave ????? How I cook the healthy way ??? I put what ingredients is healthy ????????

place in oven at 425 for about 1 1 / 2 hours — margarine use, just a little sour cream or salsa is also good pinch of cheese — and you are good to go!