Roasted Beet Orange Salad with Creamy Dill Vinaigrette

Name: Roasted Beet & Orange Salad with Creamy Dill Vinaigrette
Ingredients: 4 beets, trimmed & scrubbed; 1 orange, segmented with peel & pith removed; 1/4 cup plain whole milk yogurt; 2 tablespoons olive oil; 2 tablespoons fresh dill, chopped; 1 tablespoon freshly squeezed orange juice; 2 tablespoons freshly squeezed lemon juice; 1/4 teaspoon salt; Handful walnuts, chopped (optional)