Ingredients

• 2 baking potatoes, peeled, cut into 3/4-inch pieces
• 2 tablespoons (1/4 stick) butter
• 2 large leeks, sliced (white and light green parts)
• 1/4 cup milk
• Salt and pepper

Instructions

1. Cook potato pieces in large pot of boiling water until tender.
2. Meanwhile, melt 2 tablespoons butter in heavy medium skillet over medium-low heat. Add leeks and cook until tender and beginning to color, stirring frequently, about 10 minutes.
3. Drain potatoes and return to pot. Mash. Mix in milk. Stir in leek mixture. Season with salt and pepper and serve.