15
votes
What roast level is recommended for cold brew?
I'm going to answer this in terms of flavor, and then acidity.
Generally, people choose more lightly roasted coffee to preserve the terroir flavors of the bean. These flavors usually come from ...
10
votes
Accepted
How long will cold brew keep?
From anecdotal experience freshness and flavor begins to fade within ~7 days with regular storage methods. Many people brewing cold brew online state between 5 days and 2 weeks is okay to keep cold ...
7
votes
Warm Brew Coffee?
Well I'm a chemist, but I can't say I'm an expert at scientific coffee extraction; take what I've got to say with a grain of salt.
Whenever you are extracting something into water, the temperature ...
6
votes
Accepted
What's the recommended method for heating cold brew?
The best result I got was warming up in a bain-marie. No science here---just my trials... I believe for now that bain-marie preserves more flavours and "respects" the aromas.
Heating cold-brew coffee ...
5
votes
Is there a difference between cold brewing in the fridge vs room temp?
Well if you put it into a fridge, all you are doing is slowing down the process. Cold brew is one of the hardest things to mess up if you ask me, so I would just brew it room temperature. If you ...
5
votes
Is it possible to Cold Brew using an Aeropress?
Don't brew in the Aeropress itself. Brew in a jar like in classic methods and use the Aeropress only for fast and easy straining, taking care not to stir up the grounds from the bottom of the jar as ...
5
votes
What's the recommended coffee to water ratio for cold brew?
17:1 water to coffee ratio (by weight) for regular coffee
4:1 ratio for cold brew
The extraction will also be impacted by things like grind size, water temp & dwell time so in order to get a "...
5
votes
What's the recommended coffee to water ratio for cold brew?
The standard recommended ratios for cold brew are:
| Roaster | oz Coffee | oz water | time | ratio |
|----------------------------------------------------------|
|Stumptown | 12oz ...
5
votes
How to make cold brew concentrate?
Like @Shiri said in comments above (and hopes that I'm not answer-sniping), most recipes for cold-brew are concentrates. Within reason, try brewing with a smaller amount of water! Compare guides like ...
4
votes
How can I make filtering my cold brew easier?
Well this idea was not entirely mine. Some of my senior colleagues gave me this idea a long time ago.
When I make Cold Brew, what I do is:
First simply let the coffee grounds steep in the water (no ...
4
votes
Accepted
How can I improve this Chemex cold brew method?
What you're talking about is the "Japanese iced coffee" method, which is hot-water brew directly over ice. In contrast, cold-brew is using cold water in contact with the grounds. See techniques at ...
4
votes
Warm Brew Coffee?
There are a few principles involved here (a chemical engineer's perspective on leaching - essentially coffee brewing is just that).
As Eli mentioned, solubility in water for most materials increases ...
4
votes
Cold Brew Coffee at home?
One method is to use submerge your grounded beans in water for 24 hours and use a traditional cone filter. Place the filter in a pour over cylinder if you have one and that will remove the grounds ...
4
votes
Accepted
Cold Brew Coffee at home?
The easiest way to go is doing a full-immersion cold-brew.
Grab a Mason Jar, Jar, beer bottle, anything.
Grind your coffee (normally for french press)
Put natural temperature (24°C) pure water.
Let ...
4
votes
Cold Brew Coffee at home?
If you happen to own a French press, just put your ground coffee in there with water and either leave on the counter or place in the fridge. Next day, stir if you like, press and pour. No fancy ...
4
votes
Difference between cold brew and iced coffee?
Iced coffee is simply hot brewed coffee or espresso that has been poured over ice, and possibly mixed with contaminants like milk and sugar ;)
Cold brew is coffee that has been brewed with cold water ...
3
votes
Accepted
Best filter to use for cold brew?
I find the very same problem with cold brew taking a long time. Though we have a few Q/A about this in the cold-brew already, I think could stand on its own!
I use a "two-phase" method: using first a ...
3
votes
How long will cold brew keep?
As annoying as it is, I would say venture to say that making a month's supply of cold brew is not a great idea. Normal cold brew will begin to lose its flavor after a week, if you're lucky a week and ...
3
votes
Is it possible to Cold Brew using an Aeropress?
This might not be what you are looking for, but when I make cold brew in my french press, I don't like the grit and particulate that slips through the filter of the press. To remedy this, I run it ...
3
votes
Sealed or non-sealed immersion cold-brew
This is just a guess, but I suppose using a non-sealed container would speed up oxidation and deterioration of the coffee due to continuous exposure to atmospheric oxygen, just as storing the dry ...
3
votes
What is a good ratio for nitro cold brew that will not be diluted?
The two big numbers I use when brewing are ratio and time. With these set correctly, you can do batches from 1L to 25L and the only difference is how hard it is to drain/filter.
I cold brew large ...
3
votes
What exactly is the difference between coffee and coffee extract?
As clear an answer as likely there is:
Extraction is everything that the water takes from the coffee.
So a cup of coffee is coffee extract. A shot of espresso is coffee extract.
As far as natural ...
3
votes
quality of water for cold brew and packaging
This question differs greatly on a couple key factors. First, whether it is just for your own use, and second, how long you want to keep it for.
If you are drinking this yourself, you can make it and ...
3
votes
How can I maximize cold brew yield without harming flavor?
It generally depends on your brew ratio (# grams of coffee to # grams of water) some people go with 1:6, 1:7, etc.
And keep in mind the higher your ratio is the less concentrated the coffee will be, ...
3
votes
Accepted
Freezing Cold Brew?
Yes, you can freeze cold brew. There was a time in my life when I did exactly that. I prepared cold brew in a large batch, then, each day before work, I filled a stainless steel water bottle and stuck ...
2
votes
How can I make filtering my cold brew easier?
I've also taken a hint from the tea world and decided to just bag it!
I've had good results using a cotton bag with a draw string top to hold my ground coffee. Dump the coffee in the bag, cinch the ...
2
votes
How can I make filtering my cold brew easier?
Container brew and discard the sludge
As detailed in this answer, make the cold brew in a container. The grounds will settle to the bottom.
When you serve yourself, pour gently and the grounds will ...
2
votes
What coarseness of grind works best for cold brew?
In addition to the above listed guides I have also found another two to answer your question.
Prima Coffee recommends a medium to fine grind. They are using an AeroPress with 2 filters. They do ...
2
votes
Is it possible to Cold Brew using an Aeropress?
I tried the method shown here (about half way down the page)
https://prima-coffee.com/blog/what-everyone-ought-know-about-iced-coffee-cold-brew-31371
My first attempt wasn't successful as I made the ...
2
votes
How can I improve this Chemex cold brew method?
Ever considered cooling your coffee down to 40 degrees immediately after you brew it? This would keep the freshness as well as not dilute it. Check out this link.
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