How long do sandwiches last unrefrigerated?
How long do sandwiches last unrefrigerated? To stay safe, sandwiches, salads, and other meals with perishable ingredients shouldn't be left at room temperature for more than 2 hours—max. Leftovers should also go back in the refrigerator within 2 hours.
What is the 4 hour rule?
If the total time is: • Less than 2 hours, the food can be used or put back in the refrigerator for later use, • Between 2 and 4 hours, the food can still be used, but can't be put back in the refrigerator, and • 4 hours or longer, the food must be thrown out. 2-HOUR / 4-HOUR RULE.