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danger zone
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danger zone
food safety
food storage
leftovers
meal prep
refrigeration
leftovers
How long can leftovers sit out before refrigerating?
USDA rules say perishable leftovers need to go into the fridge within 2 hours, or 1 hour if it's above 90°F. This covers the timing breakdown, spoilage signs, and how to store leftovers so they last.
Nora Ellison · Jul 28, 2026 · 6 min read