Prepare the dressing by whisking together olive oil, apple cider vinegar, honey, salt, and pepper.
Slice the Honeycrisp apples into thin wedges, removing the cores.
In a large salad bowl, combine the mixed greens and sliced apples.
Sprinkle the crumbled feta cheese and toasted walnuts over the salad.
Add the dried cranberries to the top of the salad.
Drizzle the dressing over the salad just before serving.
Toss the salad gently to combine all the ingredients.
Taste and adjust seasoning if needed before serving.