Preheat the oven to 400°F (204°C).
Toss beets with half the olive oil and roast until tender and lightly caramelized.
Preheat a grill over medium heat.
Season chicken with remaining oil, salt and black pepper. Grill on both sides to an internal temperature of 160F / 71C. Set aside. Dice before serving.
Whisk the ingredients for the dressing together. Season with salt and pepper.
Portion the arugula, roasted beets, goat cheese, and candied walnuts. Top with chicken and drizzle with dressing.
Combine water, lime juice, mint leaves, and honey. Garnish with lime wedge. Serve over ice if preferred.
Serve the salad with virgin mojito.