The Food Safety Myth To Unlearn About Mayo - Chowhound

So, why do people believe this myth about mayo? Essentially, it's a vestige from the days when the only mayo you'd find at that cookout was homemade. Most homemade mayonnaise recipes contain raw eggs, which should always be kept at 40 degrees Fahrenheit or a little colder, according to the USDA. Leaving homemade mayonnaise at room temperature, much less out in the heat, dramatically increases the risk of…