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.
1 To further extend the shelf life of mashed potatoes, freeze them; freeze in covered airtight containers or heavy-duty freezer bags.  How long do mashed potatoes last in the freezer for safety purposes? The freezer time shown is for best quality only â foods kept constantly frozen at 0Â° F will keep safe indefinitely.