THE INSTAWIFE HAS ALWAYS BEEN ABLE TO DO THIS: Scientists Just Revealed How to Cook The ‘Perfect’ Egg. Her methodology is not absurdly complex like this one: “The solution, they suggest, is to use a saucepan of boiling water at 100C and a saucepan of water at 30C and to transfer the egg from one to the other every two minutes for exactly 32 minutes in total.”