1. In a large bowl, combine pasta, Krinos Feta Cheese, artichoke hearts, hearts of palm, olives, capers, green and red peppers, chives and oregano.
2. In a separate bowl, whisk together garlic, mustard and vinegar; gradually whisk in oil in a thin stream, until combined.
3. Pour over salad; toss to coat.
4. Cover and refrigerate for at least 1 hour.
5. Season to taste with salt and pepper and sprinkle with pistachios (if using).
Add cooked shrimp or grilled chicken breast for a complete meal.