Answer:
Blind but cruel.
I am always hungry, I must always be fed. The finger I lick will soon turn red.
Raise your right appendage high above your head. Turn your head to the right and you will smell this.
What gives life and love, and is there till they die? What can hide you and find you, heal you and feed you but should never give up on you?
The more you take, the more you leave behind. What are they?
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.