Homemade Yogurt recipe that ACTUALLY WORKS, anyone? I currently consume this one from the supermarket yet I would like to try and make my own and after some failed attempts I turn to your help. (continuation in the comments)

Homemade Yogurt recipe that ACTUALLY WORKS, anyone? I currently consume this one from the supermarket yet I would like to try and make my own and after some failed attempts I turn to your help. (continuation in the comments)