This French lentil salad with goat cheese and walnuts is a delicious and nutritious dish. The lentils are cooked until tender and then tossed with a tangy vinaigrette dressing. The addition of creamy goat cheese and crunchy walnuts adds a wonderful texture and flavor to the salad. It can be served as a side dish or a light main course, and is perfect for a summer picnic or a quick and easy weeknight dinner.