How to Remove Onion Smell in House? Easy Methods

Author: Parker Davis

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I’ve discovered several effective methods to tackle this common household problem. From natural solutions like vinegar and baking soda to more aromatic approaches using citrus and spices, there are plenty of ways to freshen your home.

The good news is that most of these remedies use items you likely already have in your pantry, making them convenient and budget-friendly options.

Key Takeaways

  • Placing bowls of white vinegar around your kitchen can effectively neutralize persistent onion odors.
  • Baking soda works as an excellent odor absorber when sprinkled on carpets, rugs, or left in open containers.
  • Creating pleasant scents through simmering cinnamon sticks, citrus peels, or other aromatic ingredients can help replace unwanted food smells.

Get Rid of Onion Smell in House

Let Fresh Air Flow Through Your House

Opening windows is one of the simplest ways to kick that onion smell out. I always start by creating a cross-breeze – opening windows on opposite sides of my house lets fresh air push the smelly air right out.

I’ve found that turning on fans makes a huge difference too. Here’s what works best:

  • Place a fan facing outward in the kitchen window
  • Turn on ceiling fans to keep air moving
  • Use portable fans to direct airflow from clean areas toward smelly spots

While fresh air alone might not completely solve strong onion odors, it’s always my first step.

The ventilation helps reduce the concentration of smells and makes my house feel fresher right away. Plus, nothing beats the feeling of cool, clean air flowing through your home!

Baking Soda: Your Odor-Fighting Friend

Baking Soda

Baking soda works wonders when tackling onion smells around the house. I love using this natural deodorizer because it actually absorbs odors instead of just masking them with other scents.

Try these simple methods to put baking soda to work:

  • Place small bowls of baking soda around your kitchen and other rooms where onion smells linger
  • Leave them out for at least 24 hours to fully absorb the odors
  • Sprinkle directly on carpets, couches, and rugs if the smell has gotten into your fabrics
  • Wait 15-30 minutes before vacuuming it up

I’ve found this approach especially helpful when cooking smells have worked their way into my furniture.

The baking soda pulls the odors from the fabric rather than trying to cover them up with artificial fragrances.

Simmering Vinegar to Get Rid of Smells

White vinegar is my go-to solution when my apartment smells like onions or other strong odors. It works because the acid in vinegar fights smells in the air instead of just covering them up.

I’ve found two easy ways to use vinegar:

  • Make a vinegar steam: Mix equal parts water and white vinegar in a pot. Bring it to a light simmer on your stove for about 30 minutes. The vinegar steam spreads through your home and zaps the bad smells.

  • Set out vinegar bowls: If you don’t want to use your stove, just pour white vinegar into small bowls. Place them where the smell is worst and leave them overnight.

Don’t worry if your place smells like vinegar at first! That smell goes away quickly, leaving your home fresh and odor-free.

Freshen Up with Citrus Peels

Citrus Peels

I’ve found that citrus peels are amazing for fighting onion smells in my kitchen. After chopping onions, I don’t throw away lemon or orange peels anymore – they’re natural odor fighters!

One of my favorite tricks is to put some peels in a small pot with water. I let it simmer on low heat for a few minutes. The steam carries the citrus oils through the room, pushing out that strong onion smell.

For cutting boards and counters that smell like onions, I rub them with the inside of a lemon or orange peel. The oils and acids break down the smelly compounds right away.

Try these simple citrus methods:

  • Simmer peels in water for 5-10 minutes
  • Rub peels directly on smelly surfaces
  • Grind peels in your garbage disposal

The best part? My kitchen smells fresh and clean instead of like last night’s dinner!

Coffee Grounds as Smell Zappers

I’ve found that coffee grounds work wonders for getting rid of bad smells around my home. They’re especially good at tackling strong kitchen odors like onion and garlic.

Quick fixes with coffee grounds:

  • Put a small bowl of used grounds where smells are strongest
  • Leave them overnight to work their magic
  • Replace every few days for continued freshness

I sometimes place little cups of grounds in my fridge, near the trash can, or on my kitchen counter after cooking something strong-smelling.

The coffee naturally absorbs the odors rather than just masking them.

If you enjoy the coffee smell itself, lighting a coffee-scented candle can also help replace unwanted kitchen smells with something more pleasant.

Simmer Spices and Herbs

I love using the simmering method to fight onion smells! It’s super easy – just fill a pot with water, add some fragrant spices or herbs, and let it simmer on low heat. The steam carries pleasant scents throughout your home.

Try these combinations:

  • Cinnamon sticks with a few whole cloves
  • Fresh rosemary sprigs
  • A few slices of lemon with thyme
  • Curry powder (just 1/2 teaspoon works wonders!)

This trick works best in winter when you don’t want to open windows.

The bonus? Your house smells like you’ve been baking something delicious all day!

I find that simmering spices for about 30 minutes usually does the trick, but you can keep it going longer if the onion smell is stubborn.

Clean Surfaces and Utensils Right Away

I’ve found that onion smell loves to stick around on kitchen surfaces if I don’t clean them quickly. After chopping onions, I always make sure to clean everything the smell might cling to.

Quick cleaning tips:

  • Wash cutting boards and knives with soapy water plus a splash of vinegar
  • Wipe down countertops with a vinegar-water mix (1:3 ratio works well)
  • Don’t forget to clean the stovetop if any onion bits landed there
  • Check for onion pieces that might have fallen on the floor

I make this part of my regular cleaning routine whenever I cook with onions. It only takes a few extra minutes but makes a huge difference in keeping those smells from settling in my kitchen.

Essential Oils and Scent Diffusers

diffuser

I love using essential oils to get rid of cooking smells in my home. They’re natural and work really well!

When I cook with onions or garlic, I reach for oils like lavender, lemon, or peppermint to clear the air.

Here are two easy ways I use essential oils:

  • Use a diffuser – I add 5-10 drops of my favorite oil to my diffuser with water. It spreads the nice smell throughout my kitchen.
  • Make a quick spray – I mix 10-15 drops of essential oil with a cup of water in a spray bottle and mist around the room.

If strong cooking smells linger in my diffuser, I clean it with a mix of white vinegar and water before adding new oils. This prevents mixing scents.

Try an Air Purifier or Odor-Absorbing Spray

When my kitchen smells like onions, I reach for my air purifier. These handy devices, especially ones with carbon filters, are great at trapping those stubborn onion smells. I just place it in the smelliest area and let it work its magic.

For a faster fix, I use odor-absorbing sprays made for kitchen smells. They work quickly when I need to get rid of onion odors before guests arrive.

  • Air purifier placement: Put it where the smell is strongest
  • Look for: Models with activated carbon filters
  • Spray alternative: Use between deep cleanings for quick results

Air purifiers are also helpful for other cooking smells, not just onions!

Prevent Onion Smell In House

I’ve found that preventing onion smell is much easier than trying to get rid of it later. Here are some simple tips to keep your home smelling fresh when cooking with onions:

Turn on your kitchen hood fan while cooking. This pulls the smelly air outside before it can spread through your apartment.

It’s my number one defense against onion odors!

Keep your kitchen doors closed when chopping or cooking onions. This contains the smell in one area instead of letting it wander throughout your home.

Store your onions properly in airtight containers or sealed bags. This keeps their strong smell from leaking into your fridge or pantry.

Try prepping onions near an open window when possible. The fresh air creates a natural flow that carries some of the smell outside.

For extra protection, I like to:

  • Cut onions on a wood cutting board (easier to clean thoroughly)
  • Wear disposable gloves when handling onions
  • Rinse knives and tools immediately after use
  • Take out trash containing onion scraps right away

These simple habits have saved me from living with that lingering onion smell that can take days to fade!

Why Does My House Smell Like Onions

Onions create such lasting smells in our homes because they’re packed with sulfur compounds. When I chop or cook onions, these compounds get released into the air.

They’re incredibly lightweight, which means they don’t just stay in the kitchen – they float through doorways and settle on furniture, curtains, and even walls throughout the house!

These pesky odors are stubborn because they:

  • Cling to fabric surfaces
  • Get trapped in carpet fibers
  • Stick to cooking surfaces
  • Can even absorb into paint on walls

I’ve noticed that cooking smells tend to be worse in smaller spaces or homes with poor ventilation.

The good news? There are plenty of ways to fight back against these lingering onion odors, which I’ll cover next.