Just to add context, mallu is a term for malayali people, who live in kerela state for india. It is used insultingly as an ethnic slur. So, she is kinda right.

Just to add context, mallu is a term for malayali people, who live in kerela state for india. It is used insultingly as an ethnic slur. So, she is kinda right. It is not casteist, but a word used in a derogative way for a certain ethnic group.