The precise answer to the question “How long does a cooked roast of beef last?” depends to a large extent on storage conditions — refrigerate roast beef within two hours of cooking.
Refrigerate the roast beef in shallow airtight containers or wrap tightly with heavy-duty aluminum foil or plastic wrap.
To further extend the shelf life of cooked roast beef, freeze it; freeze in covered airtight containers or heavy-duty freezer bags, or wrap tightly with heavy-duty aluminum foil or freezer wrap.
How long does cooked roast beef last in the freezer for safety purposes? The freezer time shown is for best quality only — foods kept constantly frozen at 0° F will keep safe indefinitely.
How long does a cooked roast of beef last at room temperature? Bacteria grow rapidly at temperatures between 40 °F and 140 °F; cooked roast beef should be discarded if left for more than 2 hours at room temperature.
How to tell if a cooked roast of beef is bad? The best way is to smell and look at the roast beef: signs of bad roast beef are a sour smell and a slimy texture to the cooked roast beef; discard any roast beef with an off smell or appearance, do not taste the roast beef first.
Sources: For details about data sources used for food storage information, please