Cook pasta according to package instructions; drain and rinse with cold water; set aside.
Thaw (if frozen) shrimp; rinse thoroughly and drain; set aside.
Combine pasta, shrimp, onion and celery; generously season with salt and pepper; mix well; cover and refrigerate up to 24 hours.
Mix all dressing ingredients in a small bowl; combine with pasta salad just before serving.
Transfer all to serving bowl; garnish with cherry tomatoes and/or celery leaves, if you wish.
Nutrition
Nutrition Facts: Servings: 8; Amount per serving: Calories 153; Total fat 10.5g 16%; Saturated fat 3g 15%; Cholesterol 11mg 3.5%; Sodium 394mg 17%; Carbohydrates 14g 4.5%; Fiber 2g 14%; Sugars 3.8g 8%; Protein 3.7g 8%; Based on DV of 2000 calories per day
Tasty add-in suggestions cherry tomatoes, halved; cheese, cubed; bell peppers, diced; green peas; fresh dill, chopped fine