Cook quinoa according to package directions, using chicken broth instead of water. Fluff after cooking and let cool.
To a blender, add all ingredients for dressing. Blend until completely smooth, about 20-30 seconds and set aside.
To a large bowl, add cooked and cooled quinoa, chickpeas, black beans, feta, and arugula.
Pour dressing over salad ingredients and toss to combine.
 
Calories: 579kcal, Carbohydrates: 64g, Protein: 20g, Fat: 28g, Saturated Fat: 7g, Polyunsaturated Fat: 4g, Monounsaturated Fat: 15g, Cholesterol: 25mg, Sodium: 955mg, Potassium: 685mg, Fiber: 13g, Sugar: 12g, Vitamin A: 444IU, Vitamin C: 7mg, Calcium: 228mg, Iron: 5mg