Mixed Mashed Potatoes With Scallions - cooking recipe

Ingredients

4 cups cubed pared sweet potatoes (about 1-1/4 lb.)
4 cups cubed pared boiling potatoes (about 2 lbs.)
2/3 cup chopped scallion
1 tablespoon salt
1/2 teaspoon salt
1/4 cup heavy cream
2 tablespoons unsalted butter
1/4 teaspoon fresh ground pepper
1/4 teaspoon grated nutmeg

Preparation

Place potatoes, half the scallions, 1 T. salt, and enough water to cover in large heavy pot. Cover and heat to boiling. Remove cover and cook over medium heat until potatoes are tender, 20-25 minutes. Drain, reserving 1/2 cup cooking liquid. Mash potatoes. Return potatoes to pot.
Stir in reserved cooking liquid, the cream, butter, all but 2 t. of the remaining scallions, 1/2 t. salt, the pepper, and nutmeg. Transfer to warmed serving dish, sprinkle with remaining scallions, and serve hot.