Does Yum Yum Sauce Need to Be Refrigerated? Does It Go Bad?

Does Yum Yum Sauce Need to Be Refrigerated

The word yum yum speaks it all. This must be an amazing sauce when eating, and so is the name. However, what do we know about yum yum sauce? Possibly its sweetness; other people think of it as a long-lasting sauce, and others think it is a one-time consumption after opening the bottle? All these could be thoughts, but then, Does yum yum sauce need to be refrigerated?

Well, these questions will be answered in a short while, and next time, you will decide whether to buy for use at a later date or make just a small portion at home for immediate use.

What is Yum Yum Sauce?

Yum yum sauce was invented in Northern America, though referred to as the Japanese steakhouse sauce. To date, mostly used in Japanese Hibachi restaurants in the United States, and for goodness sake, it’s one of the tastiest and easiest to make at home. It’s usually used for dipping or drizzling any food, including grilled meat, seafood, noodles, vegetables, and many more.

If you are a fun DIY, the yum yum sauce is something you will never miss in the list of supper accompaniments.

All that is needed is the ingredients and a jar for storage.

How Long Does Yum Yum Sauce Last?

This depends on whether the sauce was purchased in the stores or homemade. If bought from the stores, then it can remain fresh and tasty if unopened for one year.

If it is homemade, the yum yum sauce can take up to one week, provided it is stored in an airtight container and refrigerated. Otherwise, homemade can be used for one day if there are no intentions of storing it in the fridge.

 Yum Yum SaucePurchased from the storesHome Made
Pantry storageUp to 1 year unopenedNot recommended
RefrigeratorOne Month when openedOne week

Does Yum Yum Sauce Need to Be Refrigerated?

Yes, indeed, if you want to consume it still fresh, it’s recommended to refrigerate it and store it in an airtight container, and it can last for up to one week. However, since making it is so easy, you do not have to prepare it for refrigeration. This, however, depends on one’s priority and schedule.

Is Yum Yum Sauce Good if Left Out Overnight?

It is not recommended to leave out the yum yum sauce overnight without refrigeration. Always ensure to refrigerate overnight to give it the chance to blend well. If you need to use it later the following day, bring it to room temperature before using it and enjoy the fresh flavour.

What Happens if You Eat Expired Yum Yum Sauce?

Health comes first at all times, and there is a need to ensure that whatever you eat is good for the body. Using a homemade yum yum sauce, it is better to eat it within one week, provided it is stored securely in an airtight container and refrigerated.   Remove it any time you want to use it and ensure it is at room temperature before use.

For the ones bought from the stores, remember they have expiry dates. However, since they have added preservatives, they can still be used even after expiration. However, it is imperative to note that if you sense any unusual texture, smell, or even its look, do not take chances using it but discard it immediately.

The point is to ensure that the sauce has passed the quality parameters before use and avoid any chances of food poisoning, which may not be a comfortable experience.

Also read: Does Sriracha Sauce Need to Be Refrigerated? Does It Go Bad?

How to Tell if Yum Yum Sauce Is Bad?

When the sauce is bad, it has an unusual texture, smells bad, and changes colour. In case you encounter any of these, do not consume the yum yum sauce. Dispose of it and reuse the jar. On the same note, and more so for the homemade sauce, keep in mind that consuming it after one week is choosing to have symptoms of food poisoning.

Can You Freeze Yum Yum Sauce?

Yum yum sauce goes with many delicacies at home: rice, grilled meat, and vegetables. These are foods that we consume every other day. The sauce adds a more appetizing feel such that one can propose to consume it daily. Therefore, it’s imperative that if using a homemade sauce, prepare it according to the family members and plan it for at least a week’s usage.

Because of some of the ingredients used to make it, it may not be practical to freeze it, bearing in mind that some of them, like the mayonnaise, go bad in a  short period. In most cases, the homemade yum yum sauce does not have preservatives. Therefore not advisable to freeze the sauce.

Tips to Store Yum Yum Sauce?

Yum Yum is made up of sweet ingredients, which have different variations. Some of these ingredients are; Mayonnaise, Ketchup, Butter, Garlic Powder, Water, Cayenne Pepper, Smoked paprika, and sugar.

Most of these ingredients are prone to going bad if care is not taken while storing them. Therefore, the most critical note is to always store in an airtight container and refrigerate the sauce for at least one week.

Since the purchased yum yum sauce has added preservatives, ensure to use it at least one month after opening it.

If you sense any unusual smell, discard the sauce and prepare a fresh one.

Also read: Does Hot Sauce Need To Be Refrigerated? Does It Go Bad

Other Tips for Making Yum Yum Sauce Extremely Tasty

For those who love a spicy sauce, add a tablespoon of cayenne pepper or a few tablespoons of Sriracha.

Prepare in advance- Letting the sauce sit for a few hours makes it even sweeter when well cooked. For instance, make it a night before using it, but ensure it’s stored safely in the fridge to avoid contamination.


Yum yum sauce has gone way beyond its taste with different ways to prepare, store and use it. Being a delicious sauce served mostly at Hibachi restaurants, it has been seen to pair well with chicken, steak, shrimp, and vegetables. Giving it a trial is worth and adding some other spices that match your taste. It will be your all-time favourite sauce.

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