Nigella’s Leek and Potato Pie is a rich and comforting dish made with sliced potatoes, sautéed leeks, and a creamy white sauce, all baked under a puff pastry crust. The combination of soft, flavorful leeks and tender potatoes creates a hearty and delicious filling that pairs perfectly with the flaky puff pastry. It’s a versatile vegetarian dish that’s perfect as a main course or as a side dish for a larger meal.