1. Cook orzo according to package directions a the high end of the time range, omitting salt and oil. Drain, rinse under cold water; set aside.
2. Meanwhile, for dressing, combine oil and saffron powder in small microwave safe bowl. Microwave on high 30-45 seconds or until hot. Place into refrigerator; cool completely. Combine lemon juice, mayo, salt and garlic in a small bowl. Whisk until smooth. Slowly add oil mixture, whisking constantly.
3. Combine orzo, dressing, and remaining ingredients in a large mixing bowl. Mix well and serve.