Nellis Air Force Base. Social Media. Airmen from Shaw Air Force Base, S.C. come to Nellis Air Force Base to hone thei... RT @USAF_ACC: New TASS @NellisAFB tasked with CAS training. With Red Flag 16-4 already underway, check out how the 55th Fighter Squadron fro... In this ...
Quick Answer. Prepared or cooked mashed potatoes stay fresh and flavorful in the refrigerator for up to four days. Place cooked mashed potatoes in a clean, covered container, and store them in the refrigerator within 2 hours of cooking for best results. Continue Reading.
If anybody is reading this question now, I just ate mashed potatoes that were 8 days old and they tasted great. Yeah if you arent sure exactly how long they have been in there, i wouldnt risk it...a week is along time for mashed potatoes i would say 3 days tops... I just ate some that were covered well in the fridge for at least a week. 3 days to a week at most.