This cabbage salad with apples and walnuts is a refreshing and crunchy side dish that is perfect for any occasion. The combination of crisp cabbage, sweet apples, and nutty walnuts creates a delicious and satisfying salad. The tangy dressing made with lemon juice and Dijon mustard adds a zesty kick to the salad. Serve this salad as a light lunch or as a side dish with grilled chicken or fish.