Recipe by Carolyn Casner of EatingWell.com Servings: 4 Serving size: 1 ½ cup 1 medium sweet potato, peeled if desired, cut into 1-inch chunks 3 tablespoons extra-virgin olive oil, divided ½ teaspoon salt, divided ½ teaspoon ground pepper, divided 2 tablespoons tahini 2 tablespoons water 1 tablespoon lemon