A hazelnut is a tree nut with a hard shell. It is said that these nuts, also called hazelnuts or coconut, originated more than 5,000 years ago in China. Today, hazelnuts are grown mainly in Turkey, Italy and the USA.

Hazelnuts can be eaten raw, this versatile nut is also used in both sweet and salty dishes. Hazelnut oil and other products made from it are also widely available. These nuts are healthy and can be a reasonable addition to your diet.