How to Get Rid of Fish Smell in a Microwave

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Updated February 13, 2023

If you have been cooking a lot of healthy meals, you may wonder how to get rid of a fish smell in a microwave. Even the best microwaves, after all, can be overrun by fishy odors with frequent use. Moreover, spills inside the unit can happen which is why a waveguide cover will protect your unit’s inner workings. Keep reading to learn more.


  • If you cook fish or other ingredients in a microwave, the appliance could develop a nasty odor.
  • There are a variety of ways to combat these foul odors, including a tried-and-true vinegar and baking soda method.
  • Other methods include steam cleaning the interior of the microwave and using citrus.

Removing Fish Smells From a Microwave Oven

Once you have learned how to install a microwave and have been using it for a while, it can develop odors, fish being one of the most lingering and nastiest smells that can infect the appliance. How can you get rid of a fishy smell in your microwave? Luckily, there are a few ways to do this.

Insider Tip

Coffee grounds will also absorb some odors if left in the microwave overnight.

Vinegar and Baking Soda

A simple vinegar and baking soda is an easy and effective way to remove odors from your microwave.


Gather your ingredients, which include white vinegar, baking soda, a microwave-safe bowl, and a clean sponge.


Place the sponge in the bowl, soak it in vinegar and sprinkle some baking soda on top.


Place the bowl inside of your microwave and run it for 20 to 30 seconds.


When the timer goes off, scrub the interior of your microwave with the same sponge.


Rinse the microwave interior with water and wipe it down with a paper towel or dishcloth.

Steam Cleaning

You can learn how to clean a microwave with steam to eliminate persistent odors.


Mix two cups of water and two cups of distilled white vinegar into a microwave-safe container.


Place the container in your microwave and heat at high power until the liquid comes to a boil.


Let the container stand in the closed microwave for three minutes or so, to give the steam trapped inside time to loosen up any gunk.


Remove the container carefully as it may be hot and clean the interior with a sponge or dishcloth.

Use Citrus

Citrus fruit like lemons can clean a microwave. Limes and oranges can help eliminate strong odors, along with random microwave smells.


Peel your citrus or cut it in half and fill a bowl with one cup of water or two, adding the citrus peels and pieces.


Microwave for around four minutes, though keep an eye on it to make sure it doesn’t burn.


Let the bowl rest inside the microwave with the door closed for 30 minutes to 12 hours.


How to get a burnt smell out of the microwave?

You can use a cup of vinegar, coffee grounds, lemon juice, or a number of other methods to remove a burnt smell from ma microwave.

What can you not put in a microwave?

Generally speaking, avoid placing metal and certain plastics inside of a microwave.

How to clean greasy microwave doors?

This calls for a mixture of vinegar and water. Rinse the door and wipe dry.

STAT: Revenue in the Microwave Ovens segment amounted to US$9,746m in 2021. The market is expected to grow annually by 1.32%. (source)

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