It means you really like hazelnuts.
It is not possible to provide a meaningful interpretation without further information about the actual dream. In general... eating hazelnuts may not have any significance distinct from eating anything else. Some modern Pagans associate the hazelnut and the hazelnut tree with ancient Druid mysticism, but there does not seem to be much evidence to support that claim.
That you're so broke you can't even dream about eating caviar.
The process that is necessary to prepare raw hazelnuts to be eaten is to be roasted abit for awhile.
it means you ARE eating to many sweets
You Want A Hotdog :D
This dream suggests that the dreamer feels the need for energy. Batteries represent energy or power.
dud goggle it ok
At a guess, I would say that there is a downside to everything.
it means you are eating too much chicken with your mud milkshake
There is no specific universal significance to a dream of eating ham. It could mean nothing more than that you are hungry, or it might reflect an appetite for abundance. The dream might also represent your own families traditions regarding the significance of ham as it relates to holiday dinners, or religious restrictions about eating pork.
Firstly learn how to get your grammar correct. The only way's you can put this is as 'What are hazelnuts used for?" or "What are the uses of hazelnuts?" Now you have been educated the answer is eating. obviously. Grammar police away!
When we dream about eating it simply means you are hungry or have a craving for a particular food kind. the brain is unique that if a desire is strong enough and is not being satisfied in reality the brain fulfills the desire in a dream and the feelings associated with actually eating the food is experienced in the dream. This theory is also consistent with wet dreams where a strong desire for sex results in the brain simulating the activity in the form of a dream to the point of actual satisfaction or climax.
Hazelnuts are their own plants.