Peel, halve and pit the avocados. Toss the greens with the vinaigrette and arrange on chilled plates. Slice the avocado halves into fans and arrange on top along with parsnip chips if using. Serve immediately.
PISTACHIO OIL VINAIGRETTE:
Whisk lemon juice, shallots and honey together until honey is dissolved. Slowly whisk in pistachio oil and season to taste with salt and pepper. Store covered and refrigerated up to 2 days. Yield: 1/2 cup