Don't go serving egg-spired food this summer. Here's how to keep your food at safe temperatures, according to egg-sperts.

Hard-boiled eggs may seem like the ultimate convenience food—easy to make, packed with protein, and ready to grab on the go. But, despite their sturdy shells, they don’t last forever.

Hard-boiled eggs that are still in their shell stay good for about a week in the fridge, ... "A strong, sulfur-like odor is a clear sign the egg has gone bad," Cartwright says.

Sock image of hard-boiled egg. Getty However the USDA says that ‘found’ eggs can be eaten, although they "must be washed, re-refrigerated and eaten within 7 days of cooking." ...

Hard-boiled eggs were cooked for 12 minutes, soft-boiled ones for six minutes and sous vide eggs were prepared at 65 degrees Celsius (149 degrees Fahrenheit) for one hour.