Mashed Potatoes without margarine parmigiano

itemscope itemtype="http://data-vocabulary.org/RecipeIngredient"> 2 pounds (3 large) Idaho potatoes, peeled and cut into 1-inch chunks 4 tablespoons butter,[...]

4 Yukon Gold potatoes (2 pounds), unpeeled and cut into 2-inch cubes 3 tablespoons unsalted butter 1/2 teaspoon kosher salt 1/4 teaspoon freshly ground black[...]

2 whole garlic heads 1/4 cup butter, softened 1 tablespoon finely chopped shallots 2 teaspoons finely chopped fresh rosemary Potatoes: 2 1/2 pounds cubed[...]