Wash, and spin dry the mixed greens and transfer to a large bowl. Add the red cabbage, red onion and radishes.
Vinaigrette: In a small bowl, whisk olive oil, lemon juice, apple cider vinegar, dijon, honey, salt and pepper. Pour the vinaigrette over the salad and toss. Transfer to a serving bowl, then lay feta, pomegranate, and walnuts on top of the salad before serving.
Serve immediately, this salad can be refrigerate up to 2 days.
Make ahead: have all your ingredients wash, dried, and sliced ready. Mix the vinaigrette and place both in the refrigerator just before serving.