Clean up the potatoes

Bring a pot of water to boil and add some salt

Add potatoes and cook until tender but still firm

Drain them, and peel the skin and cut the cube or accourding to your taste

In a large bowl combine the potatoes and mayonnaise and pepper, mix well

Peel the eggshell and cut thin and round and then put on the top of potatoes, sprinkle with ground black pepper and refigerate until chilled. And this is it :) very easy simple and yummy :