How Long Food Lasts

Baked Goods / Baking and Cooking

How long does frosting last?

Quick answer

Frosting (frosting or icing, opened) keeps 2-3 weeks in the fridge.

Form

Fridge

After opening

2-3weeks

Freezer

Can be frozen: yes, with some quality loss

-

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 does frosting last in the fridge?

  • Frosting or icing, opened2-3 weeksAfter opening

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

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

Can you freeze frosting?

Yes.

How to defrost frosting 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 frosting?

  • 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 frosting be kept out of the fridge?

  • Frosting or icing10-12 months

All forms at a glance

FormFridgeFreezerPantry
Frosting or icing--10-12 months
Frosting or icing, opened2-3 weeks--

Frequently asked questions

How long does frosting last in the fridge?

Frosting or icing, opened: 2-3 weeks.

Can you freeze frosting?

Yes.

Can you refreeze frosting?

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

Sources

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