The clock is ticking.

How Long Does Potato Salad Last At Room Temperature?

Short answer:Two hours, or only one hour if the temperature is above 90 degrees Fahrenheit.

Deviled Egg Potato Salad

Credit: Antonis Achilleos

How Long Does Potato Salad Last In The Fridge?

Potato salad is good for 3 to 5 days when stored properly in the fridge.

While many will suspect the mayo, these days its rarely the main reason people get sick.

Shout Hallelujah Potato Salad - Southern Living

Credit:Caitlin Bensel; Food Styling: Torie Cox

Thats because most folks are using the jarred stuff and not homemade like Grandma did.

Store-bought is acidified, making it safer than homemade which typically uses raw eggs and relatively little acid.

If you are using homemade, preparing it with pasteurized eggs and plenty of acid can help mitigate risk.

This might leave you wondering, if mayo is not the issue, what is?

It can be a combination of factors.

Washing your produce, like scallions for garnish, is also important for minimizing the risk of foodborne illness.