The home of the pistachio tree is Middle East, however since the last century, pistachios have been artificially planted and experimentally grown in countries like Australia and China.
The first archaeological findings date back to 6760 B.C. in the present Jordan, in which Pistachios were considered food for the rich and the chosen ones. The bush grows up to 10 metres.
Pistachios are an excellent source of energy and vitamin-E, The nuts are rich in mono-unsaturated fatty acids like oleic acid and an excellent source of antioxidants.
The seed, commonly thought of as a nut, has a hard, whitish exterior shell. The seed has a mauvish skin and light green flesh, with a distinctive flavor.