Take fresh egg in a saucepan. Boiled eggs create and complement a variety of dishes, but the lingering egg odour left in the kitchen can be quite unpleasant. www.EHSO.com This included some chicken, and 9 hard-boiled eggs. See 3 Previous . I checked and I don't have natural gas. Old Eggs Fresh And Bad How To Tell Which Is Chowhound. Your house won't smell and they peel SUPER easy. If you'd like to make a The Cause of the Rotten Egg Smell This unpleasant odor is caused by high levels of sulfur bacteria (Hydrogen Sulfide) within your home’s water supply and plumbing system. The boiled-egg smell comes from sulphur in the egg white, which creates hydrogen sulphide gas if it reacts with iron in the egg yolk, according to Exploratorium.edu. Urine Smells Like Eggs: Causes.