Halal is more than just the content of the food, you can have beef that isn’t halal.
The animal has to be fed and given water before killing, has to have a prayer given, and has to be killed by cutting through the neck outside of the view of other animals.
Why does the story have to have race as a point?
Does a character have to be white or Latino or Asian, etc?
If the race or sex of the character adds nothing to the story, why include it in the first place?
Is the story less if the reader to knows the character is a Hispanic female?
If race or sex isn’t relevant to the story, then it is unnecessary to include and robs the reader of imagining the character based on their own biases and divinations your writing imparts. If you can write a truely great piece of work without saying what gender or race any character is, that would be remarkable.