Quiche Lorraine is a savory pie that originates from the Lorraine region of France. It features a flaky pastry crust filled with a mixture of eggs, cream, and cheese, typically Gruyère or Emmental. The dish is often enhanced with crispy bacon or lardons, giving it a rich flavor. This classic dish can be served warm or at room temperature, making it a versatile option for breakfast, brunch, or lunch. Quiche Lorraine is popular in many countries and can be adapted with various ingredients, such as vegetables or different types of cheese, to suit individual tastes.