Answer:
I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty.
I have five letters and people eat me. When you remove my first letter I become a crime. Remove my first two letters and I am an animal. If you remove my first and last letters I'm a form of music
A tree with 5 branches, no leaves and no fruits
You'll see savory dishes in Hong Kong sizzling in these.
My teeth are sharp, my back is straight, to cut things up it is my fate.
You can always find me in the past. I am created in the present, but the future can not change me. What am I?