How to Dispose of Cooking Oil & Grease

September 5, 2023

Hand,Is,Pouring,The,Used,Oil,Into,A,Clear,Bottle.Cooking oil and grease are common byproducts of cooking, but disposing of them improperly can cause significant problems in the kitchen and the environment. Pouring oil or grease down the drain can clog pipes and lead to sewage backups, while disposing of them in the trash can attract pests and create a mess. In this blog post, we will explore several safe and responsible methods for disposing of cooking oil and grease.

1. Allow the Oil or Grease to Cool

Before disposing of cooking oil or grease, it’s crucial to allow it to cool completely. Hot oil or grease can cause burns or damage containers, so wait until it reaches room temperature or refrigerate it until solidified. Handling cooled or solidified oil is safer and makes disposal easier.

2. Reuse the Oil or Grease

One environmentally friendly option for disposing of cooking oil and grease is to reuse it. If the oil or grease is still in good condition and hasn’t been contaminated, you can strain it and store it for future use. Reusing oil or grease can save money, but keep in mind that it’s essential to monitor its quality and avoid using it for too many consecutive times, as it can affect the taste and quality of your food.

3. Recycle Cooking Oil

Recycling cooking oil is a great way to dispose of it responsibly. Many cities have recycling programs or drop-off locations specifically for used cooking oil. The collected oil is then repurposed for biodiesel production or other industrial uses. Check with your local recycling centers, environmental agencies, or waste management companies to find out if they accept used cooking oil for recycling. Some organizations also host special events where you can drop off your used cooking oil, ensuring it is properly recycled.

4. Solidify and Discard in the Trash

If recycling options are not available in your area, you can solidify the cooking oil or grease before disposing of it in the trash. To solidify the oil, pour it into a container that can be sealed, such as a coffee can or a jar with a tight-fitting lid. Mix in absorbent materials like cat litter, sawdust, or paper towels until the oil is soaked up and solidifies. Once solidified, seal the container and place it in the regular trash. This method prevents leaks and spills, making it safer to handle and reducing the risk of attracting pests.

5. Dispose of Excess Grease

When cooking meat or other fatty foods, you may end up with excess grease in the pan. To dispose of this grease, allow it to cool and solidify. Scrape the solidified grease into a sealable bag or container and discard it in the trash. Be careful not to pour any excess grease down the drain, as even small amounts can build up over time and cause clogs.

6. Use Grease Traps or Grease Collection Services

For commercial kitchens or places that produce a significant amount of cooking oil or grease waste, grease traps or grease collection services are viable options. Grease traps are devices installed in plumbing systems that capture and collect grease before it enters the sewer system. The grease can then be disposed of properly. If you have larger quantities of cooking oil or grease, consider contacting a grease collection service. These services will pick up the waste, ensuring it is disposed of in an environmentally responsible manner.


Proper disposal of cooking oil and grease is crucial to maintain healthy plumbing systems and protect the environment. Instead of pouring oil down the drain or throwing it in the trash, consider reusing it, recycling it, or solidifying it before disposal. These methods are safe and responsible ways to handle cooking oil and grease waste. By adopting these practices, you can help prevent plumbing issues, reduce the impact on the environment, and contribute to a cleaner and healthier community.

Got Questions? Let Us Help!

Welcome to Safeway Used Oil and Grease! We are the trusted grease trap cleaning and used oil collection company in St. Bernard, LA. We offer the expertise our customers need with our 20 years of experience. We are also EPA Licensed. Our services include commercial used oil collection, grease trap cleaning and inspections, and emergency grease trap cleaning and oil removal. Along with being experts in grease trap cleaning and oil collection, customers find comfort in the fact that we are a family and locally-owned business, we put passion and pride in what we do. Give us a call today!

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