Walnuts have been eaten for thousands of years; they can be best harvested in October/November. Walnuts are eaten and used in many countries in savory and sweet dishes, in salads and in sauces. The walnuts make the sauces thicker, like in salsa di noci. The walnuts combine well with meat and fish; furthermore they are very tasty in sweets, bread and cakes and pies. And finally, you can eat them just like that, fresh from the tree and peeled, they are absolutely delicious and healthy on top of that. And you can save them for a winter day.