This document outlines the key characteristics and ingredients of investigative journalism. It discusses how investigative journalists spend months or years deeply researching a topic, forming hypotheses and analyzing public documents and data to uncover matters that are deliberately or accidentally concealed by those in power. The five key ingredients outlined are systematic in-depth reporting, forming hypotheses, analyzing public records, making secret information public, and focusing on social justice and accountability. Examples of investigative journalism exposes in India are provided.