Camera Sensor

What is a Camera Sensor? Phone & DSLR Difference

Recently I posted a blog post where I mentioned why a smartphone camera can never replace a DSLR camera. Also, I mentioned that a camera sensor plays a huge role in a camera. So, what is a camera sensor?
In this post, I am covering the same Camera Sensor in detail using the most layman language. I know you are never going to forget this analogy of Indian Thali.
Any foodies here?