While the beets are cooking, make the shallot vinaigrette. Place all ingredients for vinaigrette in a small bowl and whisk together to combine.
Slice oranges and avocado. Rough chop the walnuts
Then decoratively arrange avocado, oranges and beets on top of the greens. Sprinkle walnuts on top
Stir dressing well and drizzle desired amount over salad or serve on the side.