Preheat the oven to 375 degrees F. Line a baking sheet with parchment paper. Toss the walnuts and honey together on the baking sheet. Bake for 10-12 minutes, until the walnuts are toasted. Remove from the oven and spread the walnuts in one layer. Sprinkle with flaky salt.To make the vinaigrette. Combine all ingredients in a glass jar and shake to combine. Add the greens to a large salad bowl and toss with about half of the vinaigrette. Add the orange slices, avocado, cheese, and toasted nuts. Gently toss. Enjoy!