Mashed Potatoes by Cook Fast, Eat Well

russet potatoes, water, butter, milk or half and half, salt and pepper

– 2 pounds Russet potatoes, peeled and cut into medium cubes
– 1 1/2 cups water
– 4 tablespoons butter
– 3/4 cup warm milk or half and half, plus additional as needed
– salt and freshly ground pepper to taste