Mashed Potatoes with Carrots and Dill
2 1/2 pounds Yukon gold potatoes (about 5; peeled if desired), cut into 2-inch chunks 1 pound carrots, sliced 1 cup plain low-fat Greek yogurt 8 tablespoons (1 stick) unsalted butter, cut up Kosher salt and black pepper 1 tablespoon chopped dill Place the potatoes and carrots in a large pot and add 2 teaspoons …