Rinse the cranberries under cold water and drain.
In a large bowl, combine the spinach and mixed greens.
Add the fresh cranberries to the greens.
Slice the orange into thin rounds and add to the bowl.
Chop the walnuts and sprinkle over the salad.
Crumble feta cheese on top of the mixture.
In a small bowl, whisk together olive oil and honey.
Drizzle the dressing over the salad.
Season with salt and pepper to taste.
Toss gently to combine all ingredients well.