01 - Preheat oven to 400°F. Wrap each beet individually in aluminum foil and place on a baking sheet. Roast for 40–50 minutes, or until tender when pierced with a knife.
02 - Allow beets to cool slightly, then peel and cut into wedges or 1/2-inch slices.
03 - In a small bowl, whisk together olive oil, balsamic vinegar, Dijon mustard, honey, salt, and pepper until emulsified.
04 - Arrange salad greens on a large platter or individual plates. Top with roasted beet slices.
05 - Sprinkle crumbled goat cheese and toasted walnuts evenly over the salad.
06 - Drizzle with the prepared vinaigrette. Garnish with chopped chives or parsley if desired. Serve immediately.