01 - Cook orzo pasta according to package instructions in salted boiling water until al dente. Drain and rinse under cold water to stop cooking. Let cool completely.
02 - In a large bowl, combine cooled orzo, cherry tomatoes, mozzarella, and basil.
03 - In a small bowl or jar, whisk together olive oil, balsamic vinegar, Dijon mustard, salt, and pepper until emulsified.
04 - Pour dressing over salad and toss gently to coat all ingredients evenly.
05 - Adjust seasoning if needed. Garnish with extra basil and cracked black pepper if desired. Serve chilled or at room temperature.