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cakes and nuts
bread
In a Halloween custom, they put food and offerings to bribe the spirits. They give offerings specifically in the fall, on their customary Day of the Dead.
salt
The spirits of the people who have past away.
Maybe dead people still addicted to facebook and hacking away in their graves?
what do you need to do to frighten evil spirits away
No, they are used to scare people in a funny way.
Indonesian dances and to scare away spirits
The mask
To scare evil spirits back into their graves. Halloween is when the ghosts/spirits wake up and are allowed to roam the earth, costumes scare them away. It was once known as All Hallows Eve. Nowadays we dress up because Halloween has been changed by the candy companies in order to get more money.
=Angels are left on graves to watch over the person who passed away and to guide them to Heaven.=