Does Bacon Grease Go Bad? 5 Tips You Should Know

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Bacon grease, often referred to as “liquid gold” in the culinary world, is a flavorful byproduct of cooking bacon. Many chefs and home cooks alike treasure this ingredient for its ability to impart a rich, smoky flavor to dishes. But, like all fats, there’s a shelf life to consider. So, does bacon grease go bad? Let’s dive in and talk about it.

Bacon Grease Storage

Storing Bacon Grease: The Basics

Storing bacon grease is something everyone should be doing. Not only does it save on waste, but it also provides a flavorful addition to many dishes. When stored correctly, bacon grease can last several months or even longer. Here are some essential tips:

  • Strain The Grease: Before storing, it’s crucial to strain the grease to remove any bits of bacon. These bits can cause the grease to turn rancid.
  • Containers: Use a grease can, mason jar, or a plastic food storage container. Ensure the container is airtight to prevent contaminants.
  • Refrigeration: While it’s possible to store bacon grease at room temperature for a short period, refrigeration is recommended for longer storage. This helps prevent bacterial growth and keeps the oil fresh.

Does Bacon Grease Go Bad? Here Are Some Signs

Like all fats, bacon grease can go rancid over time. Here are some signs that your stored bacon grease might have gone bad:

  • Unpleasant Odor: Rancid bacon grease will have an off-smell, different from the smoky scent of fresh bacon fat.
  • Change in Color: If the grease changes color or has mold, it’s time to discard it.
  • Taste: If in doubt, a small taste can confirm if the grease has gone bad. Rancid grease will have an unpleasant taste.
Image Of How To Store Bacon Grease - Essential Tips

The Benefits of Bacon Grease

Bacon grease is not just a flavorful addition to dishes; it also has some health benefits:

  • Fatty Acids: Bacon grease contains beneficial fatty acids not found in other fats.
  • Versatility: From sautéing vegetables to baking, bacon grease can be a substitute for butter or oil in many recipes.

How to Properly Dispose of Bacon Grease

If you decide not to store your bacon grease, it’s essential to dispose of it responsibly:

  • Never Down the Drain: Pouring bacon grease down the drain can lead to clogged pipes.
  • Cool and Discard: Allow the grease to cool and solidify, then scrape it into the trash.
  • Composting: While not ideal for all compost systems, some people add bacon grease to their compost piles.

How to Store Bacon Grease to Keep It Good

Bacon grease has been a staple in many households long before the invention of refrigerators. With modern amenities, we can extend the shelf life of this delicious fat for years. Here’s how:

How to Store Bacon Grease at Room Temperature

Storing bacon grease at room temperature can last up to six months. Here’s how:

  • Dark Container: Use a dark-colored, airtight container to protect the grease from light.
  • Strain: Always strain out the bacon bits to prolong its freshness. A paper towel, coffee filter, or sieve works well.
  • Avoid Heat: Store away from heat sources to maintain its quality.

How to Store Bacon Grease In the Fridge

Refrigerating bacon grease can extend its shelf life significantly. Here’s the best approach:

  • Strain: Before storing, strain the grease to remove any residual bacon bits.
  • Airtight Container: Use an airtight container to keep the grease fresh and soft.
  • Rotation: Always use the old grease before adding new grease to the container.

For those who don’t want the hassle of straining and storing bacon grease, commercial options are available that can last up to 2 years in the pantry.

Uses for Leftover Bacon Grease

Bacon grease is versatile and can be used in various ways:

  • Lip Balm: Mix bacon fat with a bit of vegetable oil for a nourishing lip balm.
  • Soap: Combine bacon fat with water, salt, and lye for homemade soap.
  • Firestarters: Use bacon grease as a fire starter by pouring it over a paper towel in a paper cup.
  • Cooking: Enhance the flavor of eggs, potatoes, popcorn, and sandwiches by cooking them in bacon grease.
  • Cast Iron Seasoning: Coat a skillet with bacon grease and bake it to season the pan.


Can You Freeze Bacon Grease?

Yes, bacon grease can be frozen. When stored in an airtight container, it can last indefinitely in the freezer.

Can You Cook With Old Bacon Grease?

As long as the bacon grease is not rancid or moldy, it can be used for cooking. Always check for any off smells or mold before using.

Why Do People Save Bacon Grease?

Bacon grease is flavorful and versatile. It can be used in various recipes and even for DIY projects. Moreover, disposing of it improperly can harm sewage systems.

Can You Leave Bacon Grease Out Overnight?

Bacon grease can be left out overnight, but it’s essential to cover it to prevent contamination. For longer storage, refrigeration is recommended.

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