Ingredient:

• 2 pounds russet potatoes
• 2 cups heavy cream
• 2 medium cloves garlic, pressed or minced
• 1 teaspoon fine salt
• 10 twists of freshly ground black pepper
• ⅛ teaspoon ground nutmeg
• 2 cups (8 ounces) grated Gruyère cheese or Emmental
• ½ teaspoon finely chopped fresh chives, optional