01 - Preheat oven to 400°F. Wrap each beet individually in foil and place on a baking sheet. Roast for 40–50 minutes until tender when pierced with a fork. Allow to cool, peel, and cut into wedges.
02 - In a dry skillet over medium heat, toast walnuts for 3–4 minutes, stirring frequently until fragrant. Remove from heat and set aside.
03 - Whisk together olive oil, balsamic vinegar, Dijon mustard, honey, salt, and pepper in a small bowl until emulsified.
04 - Arrange mixed greens on a platter or divide among serving plates. Top with roasted beet wedges, crumbled goat cheese, and toasted walnuts.
05 - Drizzle dressing over salad just before serving.