Here is a potato recipe that is super easy to make and tastes explosively delicious. Sometimes we forget that potatoes are low in calories, about 110 calories for a medium potato and contain significant amounts of vitamin C, potassium, B-6, iron and fiber. A single potato also contains small amounts of folate, calcium, magnesium, zinc and 7.5 g of protein. This trio of simple ingredients is rich in many vital vitamins, and will keep your immune system strong, help heal your nervous system and because parsley helps flush out excess fluid from the body it will support kidney function.