Cook orzo according to directions and set aside to cool.
In a small bowl, prepare vinaigrette. Add olive oil, red wine vinegar, Italian dressing mix, dry mustard powder, lemon juice, and zest. Whisk until well combined.
To a large bowl, add orzo, cucumber, grape tomatoes, bell pepper, mozzarella cheese, and chick peas. Toss to combine.
Add half of vinaigrette and toss, adding more vinaigrette to desired level of dressing. Add chives, parsley, and basil and toss to combine.
Notes
*Any combination of 6 Tablespoons of chives, thyme, rosemary, basil, or parsley would be excellent for this salad.
Leftovers will keep in a covered container in the refrigerator for up to 3 days. Do not freeze.