- Cook the orzo pasta according to package instructions until al dente. Drain and rinse under cold water to cool. 
- In a large mixing bowl, combine the cooled orzo, cherry tomatoes, cucumber, red onion, olives, feta cheese, and parsley. 
- In a small bowl, whisk together the olive oil, red wine vinegar, dried oregano, salt, and pepper. 
- Pour the dressing over the salad and toss gently to combine all ingredients. 
- Chill the salad in the refrigerator for at least 30 minutes before serving to allow the flavors to meld.