Pesto pasta is a simple yet delicious Italian dish that is perfect for vegetarians. It is made by tossing cooked pasta with a sauce made from fresh basil leaves, garlic, pine nuts, Parmesan cheese, and olive oil. The result is a vibrant and flavorful dish that is packed with the taste of fresh herbs. Serve it as a main course or as a side dish with a salad. This dish is quick and easy to make, making it perfect for busy weeknight dinners.