Pistachios are edible nuts that are cultivated in Italy, Spain and the United States mainly. They consist of hard shells that cover an elongated nut and pale green color. Pistachios have a slightly sweet taste and a crisp texture and are often used as a garnish for desserts, meat and fish dishes, and salads. They are also often used to prepare fruit pasta, ice cream and pralines. Pistachios are rich in nutrients, including protein, fiber, vitamins and minerals, in particular vitamin B6, phosphorus and potassium. They are also a good source of healthy fats and antioxidants.