Coconut oil is a healthy source of fatty acids and has been linked to heart health, controlling hunger, lowering inflammation and brain health. When paired with potatoes it's a tasty combination and the structure of coconut oil makes it suitable to tolerate higher heat without oxidizing the fat molecules themselves. Potatoes themselves are filling and also a good source of fiber, minerals and antioxidants. A sample recipe like this would be a good start: https://www.allrecipes.com/recipe/230768/oven-roasted-baked-potatoes/