this post was submitted on 04 Aug 2025
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I used to pour it into a glass jar. But these days I'm just using a paper towel or 3 after it dries and chuckin it in the bin.

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[–] bort@piefed.world 107 points 1 week ago (5 children)

Are you renting or do you own?

[–] actionjbone@sh.itjust.works 57 points 1 week ago* (last edited 1 week ago) (7 children)

Depends on what kind of leftover fat.

If frying something in measurable quantities of oil, the oil can be filtered to remove solids, then stored to re-use later.

If cooking something greasy like bacon or sausage, either I'll cook other things in the same pan after, or I'll pour it through a strainer, let it cool, and freeze it. Once I've saved a bunch, I clarify it.

Fat is flavor. In my house, it doesn't get thrown away. There are lots of ways to reuse it.

[–] ObtuseDoorFrame@lemmy.zip 23 points 1 week ago* (last edited 1 week ago) (2 children)

Reusing cooking oil causes cancer. I thought this was wildly known, but I'm consistently surprised at how many people online say things like this.

This is why "drip jars" stopped being used in the 20th century. There used to be one in every house until it was understood it causes stomach cancer.

https://www.adityabirlacapital.com/healthinsurance/active-together/2025/01/27/cooking-oil-and-cancer/

https://www.sfa.gov.sg/food-safety-tips/food-risk-concerns/risk-at-a-glance/reusing-cooking-oils

[–] TheReanuKeeves@lemmy.world 16 points 1 week ago

That's if you take it beyond the smoke point. Which you wouldn't do if you are trying to avoid free radicals in your food to begin with. Even vegetable oil is extracted through a heating process.

[–] inconel@lemmy.ca 16 points 1 week ago* (last edited 1 week ago)

But singapore site links USDA q&a on how to reuse it safely and has section for "what you need to do if you reuse oil". They don't particularly advice or encourage single use.

Oil quality is dependent on storage method (strain it with filter, keep airtight non-transparent container etc) and cooking temperature so people need to be informed, but I don't see reusing it once or twice with appropriate care cause significant harm.

[–] naught101@lemmy.world 14 points 1 week ago (2 children)

Popcorn made in pre-used oil can be awesome, and an easy way to get rid of 100ml or so.

[–] TheReanuKeeves@lemmy.world 20 points 1 week ago* (last edited 1 week ago) (1 children)

Omfg...bacon grease popcorn...I'm about to take 10 years off my life

[–] naught101@lemmy.world 5 points 1 week ago

Hell yea. I used some oil recently that had be used to good something (IDK.. housemate food) with heaps of curry powder flavours and some chilli. That was awesome.

[–] WoodScientist@lemmy.world 5 points 1 week ago (2 children)

Popcorn made in pre-used oil can be awesome, and an easy way to get rid of 100ml or so.

Then there was that time in college I tried to re-use oil I had previously fried shrimp in.

Turns out shrimp-flavored popcorn is not an enjoyable experience!

[–] theherk@lemmy.world 7 points 1 week ago

Some lessons only take once to cement the learning for a lifetime.

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[–] wesker@lemmy.sdf.org 34 points 1 week ago

Wipe with paper towel, toss in trash.

[–] sbv@sh.itjust.works 26 points 1 week ago

I let it cool off and then scrape it into the trash/compost. Sometimes I use a paper towel, sometimes I just scrape it.

[–] Drusas@fedia.io 20 points 1 week ago (1 children)
[–] Zephorah@discuss.online 5 points 1 week ago (2 children)
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[–] jet@hackertalks.com 16 points 1 week ago (2 children)

Depends how much is left. Alot then filter and jar. A little then paper towel and trash.

[–] fartsparkles@lemmy.world 23 points 1 week ago (1 children)
[–] jet@hackertalks.com 7 points 1 week ago* (last edited 1 week ago) (1 children)

Uwu, its sooooooo cut. They're magestic horns; and the lux fur, et al. Their snaggle teeth, that pacific one, is just hte peice of resistance!

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[–] phonics@lemmy.world 6 points 1 week ago (1 children)

A filter? What you doing with the filter?

[–] jet@hackertalks.com 14 points 1 week ago (2 children)

Filtering out any chunky bits from the cooking so it doesn't go back into the fat jar

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[–] omgboom@lemmy.dbzer0.com 15 points 1 week ago (1 children)
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[–] jbk@discuss.tchncs.de 15 points 1 week ago (2 children)

Our city's trash disposal also provides free plastic buckets for cooking oil. I try to use that as often as possible. I love it

[–] ritchie@lemmy.world 2 points 6 days ago

Ours doesn't, we collect it in used oil plastic bottles and there's a collecting area at every petrol station.

[–] phonics@lemmy.world 6 points 1 week ago

Oh that's cool actually. I hadn't heard of that before.

[–] ChicoSuave@lemmy.world 13 points 1 week ago (1 children)

If it cools into a solid fat then it goes in a bowl and put it outside for wildlife to enjoy some easy calories. A trail cam and some time has given me a good chunk of backyard nocturnal drama, like the falling out of two tomcats.

Liquid fat/oil is used to re-season pans or soaked up with a paper towel and dumped.

[–] garbagebagel@lemmy.world 5 points 1 week ago

Man, living in a house sounds so cool sometimes πŸ₯²

[–] BlameTheAntifa@lemmy.world 13 points 1 week ago

You can compost it if you aren’t generating huge amounts. Mix it with something absorbent like sawdust or used coffee grounds and mix into a composter, and add extra β€œgreen material” like leaves or lawn clippings.

[–] ShinkanTrain@lemmy.ml 11 points 1 week ago (3 children)

Saw this thread from a mile away and ran to tell everyone I don't have that problem because I own an air fryer

We are gods among rodents, you and I.

[–] phonics@lemmy.world 5 points 1 week ago (1 children)

Does your airfryer nor drip the fat off of bacon? Or other fatty meat?

You out there making sunny side eggs with an airfryer?

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[–] Onomatopoeia@lemmy.cafe 8 points 1 week ago* (last edited 1 week ago)

Other than pan frying something like chicken, I don't really have "leftover fat".

Bacon - ya pour that right into the bacon fat container that has its own strainer.

Most other recipes the fat is part of the dish. As someone else commented - fat is flavor. Say you brown chicken parts for something like Gumbo, the next thing in the pan will be vegetables that get glazed, and you're gonna need a fat for that which is already there in the pan.

[–] paequ2@lemmy.today 8 points 1 week ago* (last edited 1 week ago) (2 children)

I currently use (probably too many) paper towels to absorb the oil and then toss them into the trash can. I'm not happy with this solution, but I don't want to pour it down the drain.

I found this the other day https://fryaway.co/ but I haven't tried it yet. It's supposed to make the oil solid so you can more easily toss it.

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[–] mechoman444@lemmy.world 7 points 1 week ago (1 children)

What I totally don't ever do under any circumstance at anytime for any reason even though it's super convenient and easy is pour it down the sink. Yes sir. That's not something I ever, ever do! Wouldn't it be crazy if I did? Omg. So crazy!

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[–] Zephorah@discuss.online 7 points 1 week ago (1 children)

I use an iron skillet for most things, it gets cleaned then takes up real estate on a stove burner until the next day.

Most of the time it’s just enough oil to sear things. Salmon. The white meat chicken with a bacon iron on top. Each needs some oil for Maillard rxn on the hot iron and non-stick, in addition to flavor and moistness.

It’s liquid at room temp. It’s minimal. When the pan is cool enough, a dollop of dawn, a light abrasive without a lot of pressure (it’s a tactile thing, cast iron people know) and the soap slurry goes right down the drain. I’ve owned for 25 yrs, no issues.

(Because someone is about to start text screaming: If it’s a new cure or a cure done in 1-2 layers or a weaker fat, any abrasive or cleaning will likely kill it. I use lard for my cures while lightly washing with hot soapy water in between. 5 layers/rounds of cure. Then oil it after each use for the first month post new cure. Then, it’s solid, just wash and dry, and you can use a light abrasive. We have a 12, a 10, three 8s, and three 5s in circulation.)

Now, if I make Pho, I’m not skimming the beef tallow/oil off into the sink. I wait for the broth to cool, crack the disc of solid lard off the top, and drop it in the trash.

Popcorn pan, sink. Salmon in the pan, sink. Dark meat chicken in the pan, cool and scrape those solids into the trash.

It’s about amount and what it does at room temp.

[–] KittenBiscuits@lemmy.today 6 points 1 week ago (5 children)

I respect that you were brave enough to admit on the internet to using a little soap now and again with your cast iron. It took me about a year after I rehabbed mom's pans to work up the courage to gently swipe a little soap on them now and again. They still get dried in the oven and moisturized with avocado oil. Mah bebes.

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[–] anon6789@lemmy.world 6 points 1 week ago (3 children)

Reduce, reuse, recycle.

I try not to deep fry anything, my body doesn't need it, and the convection oven does a decent job. Shallow frying can also do a similar job most times at the cost of some extra time.

Decent quantity of bacon grease get collected for reuse. Small amounts just get paper toweled. If I did give in and deep fry something, that oil is being reused all week. Go big or go home.

When I'm done with it, I grab the smallest sealable container from the recycling, out the cooled fat in it, and it goes in the trash. It usually isn't more than a cup or 2.

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[–] Nemo@slrpnk.net 6 points 1 week ago (3 children)

Left... over?

If I'm deepfrying, I set it aside and reuse it.

If I cooked something like bacon that gave off fat, I save it and use it to cook other things later.

If I was sautΓ©ing something, I used the correct amount of oil and there's none left over.

If I was roasting something, I turn the pan drippings into a sauce.

I will say, if you're having this problem a lot cooking meat, you're probably not trimming the cuts properly before cooking. Trim those and throw the scraps in the freezer until the next time you make stock.

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[–] seathru@lemmy.sdf.org 5 points 1 week ago (4 children)

Straight down the sink. It's a rental.

[–] deadbeef79000@lemmy.nz 38 points 1 week ago

It's not only the rental's pipes that suffer from fat buildup. It's the entire city's pipes.

[–] 474D@lemmy.world 19 points 1 week ago

You might be surprised to learn that those pipes connect to your entire community and you're being a dick to all of them instead of doing the bare minimum of effort

[–] A_Union_of_Kobolds@lemmy.world 8 points 1 week ago (4 children)

There are better ways to sabotage a rental without screwing with the rest of the plumbing system

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[–] MadMadBunny@lemmy.ca 6 points 1 week ago

What the fuck

[–] victorz@lemmy.world 5 points 1 week ago

I usually just pour it over the rice or macaroni or whatever, to consume whatever little is there, so as not to waste it, and for flavor.

I try to fry stuff in tallow as well, which is a lot nicer IMO.

[–] spankmonkey@lemmy.world 5 points 1 week ago (1 children)

If I want to keep the fat, like from bacon, then I strain it through cheesecloth into a small jar and use it occasionally.

If I don't want it, then if it gets solid at room temp it gets to cool and be scraped into the bin. If it is a liquid at room temp it goes into a ziplock bag or something to keep it from leaking.

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