Have you ever poured a carton of buttermilk in your favorite recipe, only to find yourself wondering what the shelf life is? How long does buttermilk last?
You don’t want to make any nasty surprises during or after cooking.
Knowing whether your carton of buttermilk will stay fresh long enough is an important piece of information that can influence how and when you shop for ingredients.
This post dives deeper into all the questions about buttermilk: its shelf life, storage tips, and how to tell once it has gone bad.
Get ready for a comprehensive investigation!
What is Buttermilk?
Buttermilk is a dairy product that is made from the milk that is left over after butter has been churned.
It is typically very rich and creamy, and has a slightly sour taste.
Buttermilk is traditionally used in baking, as it helps to tenderize baked goods and gives them a light and fluffy texture.
These days, buttermilk is also often used as a refreshing drink or in smoothies.
How Long Does Buttermilk Last?
Typically, buttermilk will last between seven and 10 days past its sell-by date.
However, this is only if it is stored properly.
Improper storage of buttermilk can cause it to spoil more quickly.
To extend the shelf life of buttermilk, make sure to store it in the fridge as soon as you open it.
Once opened, buttermilk should be consumed within seven to 10 days.
When storing buttermilk, make sure to keep it in a container with a tight-fitting lid to prevent it from spoiling.
If you notice that your buttermilk has started to spoil, there are a few signs to look out for.
The first is that the milk will start to develop a sour smell.
The second is that the milk will start to thicken and curdle.
If you see either of these signs, it’s best to discard the milk.
While buttermilk typically doesn’t last very long, there are a few things you can do to help extend its shelf life.
First, make sure to store it in the fridge as soon as you open it.
Second, keep it in a container with a tight-fitting lid to prevent spoilage.
And finally, if you notice any signs that the milk has gone bad, such as a sour smell or thickened consistency, discard it immediately.
What are The Signs of Bad Buttermilk?
There are a few signs that your buttermilk has gone bad.
The first is that it will have an off-putting smell.
Buttermilk should have a slightly sour, tangy smell.
If it smells sour and acidic, then it is probably fine.
However, if it has a putrid or rotting smell, then it has gone bad and you should discard it.
The next sign is that the buttermilk will look lumpy or curdled.
This is due to the milk proteins separating from the liquid.
While this isn’t necessarily a bad sign, it does mean that the buttermilk has gone bad and you should discard it.
The final sign that your buttermilk has gone bad is that it will taste sour and acidic.
This is the most obvious sign that the buttermilk has gone bad and you should not drink it.
Can You Freeze Buttermilk?
Can you freeze buttermilk? The answer is yes, but there are a few things to keep in mind.
First of all, freezing buttermilk will change the texture and make it more thick and creamy.
This means that it might not be ideal for drinking straight from the glass, but it can still be used in recipes.
Secondly, freezing buttermilk will also change the flavor slightly, so it’s best to use it in recipes where the flavor won’t be as noticeable.
Finally, when thawing buttermilk, make sure to do so slowly in the fridge so that it doesn’t curdle.
So if you find yourself with some extra buttermilk that you’re not sure what to do with, don’t worry – freezing it is a perfectly safe option.
Just remember to use it in recipes where the changed texture and flavor won’t be an issue.
How Can You Extend The Shelf Life Of Buttermilk?
There are a few things you can do to extend the shelf life of buttermilk.
First, make sure you store it in the fridge.
Buttermilk will last longer in the fridge than it will at room temperature.
Second, you can freeze buttermilk. This will help it last even longer.
To thaw frozen buttermilk, simply leave it out on the counter for a few hours or overnight.
Finally, you can extend the shelf life of buttermilk by using it in recipes that call for sour milk or sour cream.
Sour milk and sour cream have a similar taste and texture to buttermilk, so they can be used as a substitute in many recipes.
I have answered the most common questions about buttermilk in this blog post.
I hope this has been helpful in understanding how to store buttermilk and how to tell if it has gone bad.
Buttermilk is a dairy product with a high shelf life, but it can go bad if it is not stored properly.
Signs of bad buttermilk include sour smell, lumpy texture, and off taste.
You can extend the shelf life of buttermilk by storing it in the fridge, freezing it, or using it in recipes.
Carrie is a food writer and editor with more than 15 years of experience. She has worked for some of the biggest names in the food industry, including Bon Appétit, Food & Wine, and Martha Stewart Living.
As the Editor in Chief of IntroChicago.com, Carrie oversees all of the content on the site. She also manages the team of contributing writers and editors, who help to create delicious recipes, helpful tips, and informative articles that you’ll find on the site.
A native of the Chicago area, Carrie is passionate about all things food. She loves trying new restaurants and experimenting with new recipes in her kitchen. She’s also a graduate of the Culinary Institute of America, so she knows a thing or two about food!