Mashed Potatoes without apples

5 potatoes, peeled and quartered 2 tablespoons butter, divided ground black pepper to taste 1/2 cup sour cream 1 tablespoon prepared horseradish 2 teaspoons[...]

6 Yukon Gold potatoes, peeled and quartered 5 slices bacon 1 tablespoon vegetable oil 6 medium mushrooms, sliced 1 medium onion, sliced 2 tablespoons butter 2[...]

5 potatoes, peeled and quartered 2 tablespoons butter, divided ground black pepper to taste 1/2 cup sour cream 1 tablespoon prepared horseradish 2 teaspoons[...]

3 Yukon Gold potatoes, peeled and chopped 1/3 cup milk 1/4 cup sour cream salt and ground black pepper to taste[...]

5 pounds potatoes, peeled and cubed 3 large onions, chopped 1 pound sliced bacon 2 quarts buttermilk