Want to be 100% sure? Follow this: Place eggs in a saucepan, cover with cold water (by an inch), and bring to a full boil. Once boiling, cover and remove from heat—then let them sit for 10-12 minutes. That keeps the internal temp above 165°F without turning the yolk into green rubber. (You know that gray ring around the yolk? That’s just overcooking, not bacteria. Ugly, but safe.)
Cool them immediately in ice water to stop cooking and make peeling easier. And for the love of all that is holy, refrigerate within two hours. If you leave them on the counter while you binge-watch a show, you’re giving any surviving beasties a second chance.
The Verdict: Boil On, But Don’t Be a Dummy
Hard boiling does kill salmonella—period. It’s one of the safest cooking methods out there. But like that time I tried to assemble IKEA furniture blindfolded, the devil is in the details. Your technique matters: temperature, timing, and cleanliness.
So go ahead, make your deviled eggs for the potluck. Just don’t skip the soapy hand wash, and don’t serve them if you dropped the egg on the floor and screamed “five-second rule!” (I’ve seen you. I’ve been you.) Stay curious, stay wary, and hard-boil like a champ.
P.S. — If you ever eat a hard-boiled egg that tastes like sulfur, that’s not salmonella. That’s just you overcooking it. Don’t blame the bacteria for your three-hour boil.