Mashed Potatoes With Onion and Dill

6 large red potatoes, peeled and cut into medium chunks 1 cup caramelized onion 1 teaspoon salt 1 cup buttermilk , warmed 2 tablespoons fresh dill , chopped 1[...]

6 large baking potatoes , peeled, cut crosswise into thirds (about 4 1/2 pounds) 1 garlic clove , minced very finely 1 large onion , peeled, cut in half[...]