Dash Rapid Egg Cooker - Boiler, Poacher & Steamer - Includes Measuring & Recipe Guide - Dishwasher Safe - BPA Free - Holds 7 Eggs, Aqua

Seriously tho. For like $15 you can have perfect hard boiled eggs every single time. Steaming seems to be the most consistent.

I use this https://a.co/d/0jfgnTiK It's faster, easier, portable, and uses less water