Can You Freeze Pesto (opened)?
Complete fridge& freezer storage guide— backed by USDA data
The Quick Answer
Pesto (opened) can be safely frozen for up to 3 months.
How Long in the Fridge?
Keep refrigerated at or below 40°F (4°C).
How Long in the Freezer?
Keep frozen at or below 0°F (-18°C).
How to Store Pesto (opened)
Freeze in ice cube trays; drizzle oil on top first
How to Tell If Pesto (opened) Has Gone Bad
Brown discoloration or rancid smell
Frequently Asked Questions
Can you freeze Pesto (opened)?
Yes, Pesto (opened) can be frozen for 2–3 months.
How long does Pesto (opened) last in the fridge?
Pesto (opened) lasts 5–7 days in the refrigerator when stored properly at or below 40°F (4°C).
How do you know if Pesto (opened) has gone bad?
Brown discoloration or rancid smell
Recommended Storage Product
For best results storing Pesto (opened), we recommend: Ice cube trays
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ⓘ Data source: Storage times are sourced from the USDA FoodKeeper database. For official guidance visit FoodSafety.gov.
ⓘ AI disclosure: Content on this site was generated with AI assistance and reviewed for accuracy. Always use your best judgment with food safety.
ⓘ Not a substitute: This site is for informational purposes only. When in doubt, throw it out.