Pistachio-Citrus Pesto With Green Beans & Gemelli is a vibrant and flavorful pasta dish that combines the nuttiness of pistachios with the freshness of citrus. The pesto is made by blending pistachios, garlic, lemon zest, and olive oil until smooth. It is then tossed with cooked gemelli pasta and blanched green beans for a satisfying and nutritious meal. The dish is finished with a sprinkle of Parmesan cheese for added richness.