How Long Food Lasts

Deli & Prepared Foods

How long do casseroles last?

Quick answer

Casseroles keep 3-4 days in the fridge.

Form

Fridge

After cooking

3-4days

Freezer

No known time

-

Pantry

No known time

-

Mine has been in the fridge for

Refreeze after thawing in the fridge?

United States
Yes
United Kingdom
Only after cooking

How long do casseroles last in the fridge?

  • Casseroles3-4 daysAfter cooking

Your fridge should be set between 0 and 5°C.

Refrigerators should be set to maintain a temperature of 40 °F or below.

How long do casseroles last in the freezer?

  • Casseroles with eggs2-3 months
  • General guidance1 month

Freezer times are for quality; frozen food stays safe.

Your freezer should be around -18°C

A freezer acts as a pause button - food in a freezer won’t go bad and most bacteria cannot grow in it.

Food stored constantly at 0 °F will always be safe. Only the quality suffers with lengthy freezer storage.

Can you freeze casseroles?

Yes.

How to defrost casseroles safely

  1. In the fridge
  2. In cold water, cook it straight after defrosting
  3. In the microwave, cook it straight after defrosting
  4. Cook it from frozen

You should defrost your food in the fridge so that it doesn’t get too warm

It’s also important to use food within 24 hours after it’s been fully defrosted

There are three safe ways to thaw food: in the refrigerator, in cold water, or in the microwave.

Check the water frequently to be sure it stays cold. Change the water every 30 minutes. After thawing, cook immediately.

It is safe to cook foods from the frozen state. The cooking will take approximately 50% longer than the recommended time for fully thawed or fresh meat and poultry.

Can you refreeze casseroles?

  • In the United KingdomOnly after cooking
  • In the United StatesYes

You can freeze food again once cooked, but you’ll only be able to reheat it once after that

Food thawed in the refrigerator can be refrozen without cooking, although there may be some loss of quality.

Foods thawed by the cold water method should be cooked before refreezing.

After cooking raw foods which were previously frozen, it is safe to freeze the cooked foods.

Can casseroles be kept out of the fridge?

Official sources give no room-temperature (cupboard) storage time for casseroles.

All forms at a glance

FormFridgeFreezerPantry
Casseroles3-4 days--
Casseroles with eggs-2-3 months-
General guidance-1 month-

What the official sources say

“Casseroles 3-4 days 2-3 months”

“Meat, fish, poultry pies and casseroles 3 to 4 days”

“Casseroles made with eggs 3 to 4 days After baking, 2 to 3 months.”

“Casseroles with eggs After baking, 3 to 4 days After baking, 2 to 3 months”

Frequently asked questions

How long do casseroles last in the fridge?

Casseroles: 3-4 days.

How long do casseroles last in the freezer?

Casseroles with eggs: 2-3 months; General guidance: 1 month. Freezer times are for quality; frozen food stays safe.

Can you freeze casseroles?

Yes.

Can you refreeze casseroles?

In the United Kingdom: Only after cooking; In the United States: Yes.

Can casseroles be kept out of the fridge?

Official sources give no room-temperature (cupboard) storage time for casseroles.

Good to know

Other figures given by the sources for close variants:

  • Casseroles made with eggs Fridge 3-4 days Freezer 2-3 months
  • Eggs, Casseroles with eggs Fridge 3-4 days Freezer 2-3 months

Related foods

Sources

We always show the most cautious time among official sources. Last checked: 1 October 2026.

Values we do not display (5)

Values below were set aside: unconfirmed by a second independent source, or contradicted by a shorter time.

  • Casseroles, fridge: 3-4 days (fsis.usda.gov, not confirmed by a second source)
  • Casseroles with eggs, fridge: 3-4 days (fsis.usda.gov, not confirmed by a second source)
  • Casseroles with eggs, fridge: 3-4 days (foodsafety.gov, not confirmed by a second source)
  • Casseroles with eggs, fridge: 3-4 days (udel.edu, not confirmed by a second source)
  • Casseroles with eggs, fridge: 3-4 days (bookstore.ksre.ksu.edu, not confirmed by a second source)