Mashed Potatoes with butter

3 lbs russet potatoes (about 6) 6 leeks , chopped, washed well, and drained (white and pale green parts only) 6 tablespoons unsalted butter 1 tablespoon fresh[...]

3 tablespoons fresh cilantro , finely chopped 2 tablespoons shallots , finely chopped 2 tablespoons butter , softened 4 teaspoons fresh lime juice 1 1/2[...]

2 whole garlic heads 1/4 cup butter , softened 1 tablespoon shallot , finely chopped 2 teaspoons rosemary , finely chopped 2 1/2 lbs red potatoes or 2 1/2 lbs[...]

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[...]