Pistachios are small, greenish nuts with a hard shell that splits open when ripe, revealing a beige-colored kernel inside. They belong to the cashew family and are native to the Middle East and Central Asia but are now grown in various parts of the world with suitable climates. Pistachios have a sweet and slightly nutty flavor with a rich, buttery texture.

These nuts are often consumed as a snack on their own, either in their natural form or roasted and salted. They are also used in various culinary applications, including desserts, pastries, salads, and savory dishes. Additionally, pistachios are popular in Middle Eastern and Mediterranean cuisines, where they are used in dishes like baklava, pistachio ice cream, and pilafs.