I decided it was best to explain it at a level she would understand so I said, “You just had breakfast?”
“Yes.” she replied.
“Well, the food goes in your mouth down into your tummy
Our body takes all the good stuff it needs from out of the food then what’s left goes down to your bottom and when you go to the toilet that comes out as poo.”
She looked confused and stared at me in stunned silence for a few seconds then asked,