Here is the video of me making the Fruit Fly Culture Media finally. It's in 2 parts hope you enjoy it. My media works really really well, is easy to make and is not potato flake based. I use real fruit, Oatmeal and powdered milk.

https://www.youtube.com/watch?v=PUQKvZFinEQ

https://www.youtube.com/watch?v=0A0q39QIh-I