Place a large pot of water on high heat. Bring to a boil. While water is heating, peel the potatoes and cut them into 1-inch cubes.

When water is boiling, carefully place potatoes into the pot. Simmer uncovered for 10 to 12 minutes, until the potatoes are tender. While potatoes boil, heat half and half until warm.

When potatoes are ready, drain the potatoes in a colander and then place them to the pot.

Using a mixer on low speed to break up potatoes, and butter and mix. Slowly add the warm half and half or milk to potatoes until desired texture is achieved. Add sea salt and the pepper to taste. Serve hot.