USDA FSIS leftovers rules
Are these leftovers still safe?
Enter the known handling time. If the history is unknown, this tool cannot establish safety.
| Situation | USDA guidance |
|---|---|
| Room temperature | Refrigerate within 2 hours, or within 1 hour above 90°F (32°C). |
| Refrigerated leftovers | Use within 3 to 4 days at 40°F (4°C) or below. |
| Frozen leftovers | Best quality within 3 to 4 months. |
| Reheating | Reach 165°F (74°C) throughout. |
| Cooling | Divide large amounts into shallow containers and refrigerate promptly. |