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A coffee brewing process that employs cold or room-temperature water to extract coffee over an extended period of time.

4
votes
1answer
42 views

How can I maximize cold brew yield without harming flavor?

Currently I make coffee two ways: hot coffee using a moka pot, and cold brew using a Coffee Toddy. Both of these methods produce concentrated coffee. However, I've noticed that my liquid yield for ...
3
votes
2answers
59 views

How to save over extracted coffee made using Dutch cold brew method?

My wife and I have just started using our Dutch Coffee Maker. Our virgin experience was quite a failure. We had some ground coffee (given to us as a gift) that was too fine (espresso grind), and the ...
2
votes
2answers
69 views

quality of water for cold brew and packaging

Can i pack cold brew in a high quality PET bottle? Or must it be in a glass bottle? Also, must filtered water always be used for cold brew? Or clean tap water can do the job?
3
votes
1answer
96 views

How to make Aristocrat style coffee syrup

Has anyone tried converting cold brew concentrate into Aristocrat style coffee syrup? My daughters enjoy coffee milk. Can I cold brew the beans in the syrup, or do I need to add sugar to the ...
2
votes
1answer
101 views

Increase cold brew coffee concentration

I like the taste of cold brew coffee but I prefer to drink it hot. A certain proportion in which I dilute the concentrate with boiling water gives me the best taste, but the temperature of drink gets ...
4
votes
2answers
106 views

What exactly is the difference between coffee and coffee extract?

One company lists its product ingredients as, "coffee (filtered water, coffee extract), natural flavor (with natural coffee flavor)." The extract's "97% Arabica by volume" and "starts with coffee ...
5
votes
3answers
1k views

Cold brew concentrate too light

I've got a Takeya pitcher with a fine mesh insert that I've been using to cold brew. I fill the mesh with coffee and then as much water as will fit in the pitcher. Typically brew for 24hrs shaking it ...
4
votes
4answers
514 views

What can I do to improve this cold-brew method?

The cold-brewed coffee we made was weak and tasteless. I spent an hour with the roaster to get the grind right but here are the steps and process: Purchased coffee, and requested that they be ground ...
5
votes
2answers
348 views

Is it possible to make nitro cold brew coffee with a siphon?

I was wondering, would it be possible to just purchase cold brew coffee, and pressurize it in a siphon with N2O gas? As far as I know, one is supposed to use N2 gas for nitro cold brew, but I wonder ...
6
votes
2answers
523 views

Cold brewing at varying temperatures - How does steeping temperature affect extraction?

I've always cold brewed at ambient temperatures (typically in the 68-74F range). I've recently been speaking with people who say that they only cold brew at refrigerated temperatures, stating that it ...
2
votes
1answer
73 views

Do you need to use ice water in a Bruer slow drip coffee maker?

In the instructions for the Bruer, it says to use ice water (http://www.bruer.co/pages/instuctions). I'm wondering how important is that for the brewing process? I'd like to leave it in the office ...
7
votes
3answers
472 views

How to make cold brew concentrate?

I enjoy the smooth taste produced by my Mizodashi cold brew jug, but prefer hot coffee. Although I can dilute the cold brew with hot water, it gives me a pretty weak coffee (although great tasting). ...
4
votes
2answers
933 views

Calculate diluted concentration of cold-brew

Imagine I produce a concentrated Cold-Brew, with a 1:4 ratio. How can I make a cup of diluted cold-brew that contains the standard ratio (1:15) ? For the response consider explaining the math with: ...
4
votes
3answers
233 views

Cold Brew Coffee at home? [duplicate]

How to create a cold brew coffee filter at home, I've seen so many "brewers" but all were not affordable by me nor deliverable in my location please help me? This question is not a duplicate of ...
3
votes
3answers
179 views

General inquiries of cold brew [closed]

I'm a big fan of cold brew and I'm planning to start up my own business, so I'm wondering: What other equipment can I use instead of toddy commercial? Which coffee origin will give a dark chocolate ...
2
votes
1answer
57 views

Water Filtration for Cold Brew Vending

I am going to begin vending cold brew at parties/pop-up events with the Toddy process, what are good methods to assure that I have optimal water quality with as little overhead as possible? I will ...
3
votes
1answer
189 views

Where should I look for food-grade nitrogen fills?

I'm looking for an ~100% N2 fill for nitro cold brew coffee and I'm having a hard time finding a supplier who sells food grade N2 in consumer quantities. Any advice for companies in United States who ...
2
votes
1answer
600 views

What is a good ratio for nitro cold brew that will not be diluted?

I am looking to serve nitro cold brew on tap into clear glasses without dilution or ice. I've seen a good number of people share ratios for cold brew, but what would be a good place to start if I don'...
5
votes
1answer
524 views

Sealed or non-sealed immersion cold-brew

What's the difference (pros/cons) on brewing full-immersion cold-brew (resting at the refrigerator by night) hermetically sealed (closed mason jar) vs non-sealed (opened mason jar, Toddy, french-press,...
1
vote
4answers
142 views

What are good methods to prepare and vend cold brew?

I am considering in preparing a cold brew and vending at events such as music festivals/parties. What are good methods for ideally brewing the coffee the night prior to the event and storing it, then ...
9
votes
7answers
1k views

Warm Brew Coffee?

I usually hot brew coffee as it's the most convenient method. I occasionally cold brew coffee for a less bitter coffee, which I prefer, but is a bit of a pain in the a***. I'm assuming the bitterness ...
6
votes
5answers
2k views

Large scale cold brewing - Mesh bag technique - What size mesh is best?

I'm looking to upscale our production of cold brew to batches with a 1000L yield, using a ratio of 1:12.5 to make a ready-to-drink coffee for bottling. Currently we run batches of ~40L through a large ...
3
votes
2answers
223 views

What is the coffee & water ratio when cold brewing? [duplicate]

What is the proper coffee to water ratio for a cold brew? I did mine with 100grams of coffee (an Ethiopian light roast) and a liter of water, and brewed for about 12 hours. It tasted good to me, but ...
3
votes
1answer
1k views

Breville Smart Grinder Pro setting for cold drip

I've been trying to find the best grind size to use in my Bruer cold drip setup. I bought a Breville Smart Grinder Pro (highly recommended). Has anyone used this grinder before, and if so what grind ...
9
votes
2answers
7k views

Is there a difference between cold brewing in the fridge vs room temp?

I use a Toddy and wanted to know if there is a difference and what in cold brewing and placing it in the fridge for 20-24 Hours versus the counter at room temp (65-70 deg)?
8
votes
2answers
341 views

What's the recommended method for heating cold brew?

I have recently started enjoying cold brew (over ice) in the afternoons. In the morning I still like my coffee hot. Is there a preferred or recommended method for heating? What factors should I take ...
6
votes
3answers
2k views

What large batch cold brewing methods are available?

It seems that there are very few large batch options. There are obviously the consumer products, then there are a couple "commercial" 5 gallon type systems. I'm looking to fill multiple 5 gallons ...
6
votes
4answers
7k views

Best filter to use for cold brew?

What's the best filter material to use for DIY set up for cold brew coffee? When I used a pour over funnel with a standard paper filter it seems to get clogged up faster than when hot brewing.
14
votes
4answers
11k views

Is it possible to Cold Brew using an Aeropress?

Is it possible to cold brew using Aeropress? My inclination says yes, in a similar fashion to cold brewing with a French press. However, when I tried it, it became very hard to plunge. Aside from ...
9
votes
3answers
1k views

How can I improve this Chemex cold brew method?

I do like my cold brewed coffee but it's difficult and inconvenient for me to make and keep in work due to the time it takes to steep, shared fridge space, etc. I came across this method recently... ...
9
votes
2answers
2k views

How long will cold brew keep?

After making a big batch of cold brew, I'd like to be able to keep it around for an extended period of time-- one month, let's say. Assuming I keep it in an airtight container in the refrigerator, how ...
20
votes
1answer
35k views

What roast level is recommended for cold brew?

With due credit to @Roland for his questions, I peeled off a related topic into a new question. With any preparation, roast level is a bit of personal preference. However, certain roasts are more ...
13
votes
2answers
1k views

What coarseness of grind works best for cold brew?

I recently received a new device for making cold brew coffee. It put out a really good cold brew. The filter is made out of a fine nylon mesh. How coarsely (or finely) should the coffee be ground for ...
17
votes
3answers
2k views

What's the recommended coffee to water ratio for cold brew?

I was interested today in making some cold brew. I have a french press so I'd like to use that. What is your recommended brewing time? Does this make a concentrate? What ratio do you use later to ...
10
votes
4answers
3k views

How can I make filtering my cold brew easier?

I use the "plunging" method of cold brew, and filtering the grounds out of the brew --I use a coffee filter in a funnel-- is very time-consuming (although thankfully it doesn't take me the "hours" ...
8
votes
1answer
214 views

Is “cold brew” an oxymoron?

Dictionaries seem to agree that brewing requires hot water. I have checked definitions in the New Oxford American Dictionary, the (British) Oxford Dictionary of English, and a thesaurus. So how about ...
20
votes
3answers
1k views

What do I need to start cold-brewing?

After reading Cory Doctorow's Homeland, I started wondering about making my own coldbrew; it sounds delicious :) What do I need to start my own cold-brew?
39
votes
1answer
2k views

How will “cold brewed” coffee differ from traditional hot-water extraction methods?

Generally speaking, what do "cold brewed" methods hope to achieve compared to the more traditional hot-water methods of extraction? Does the amount of caffeine vary between hot brewed and cold ...
13
votes
1answer
3k views

How does the temperature of the water affect the taste of the coffee

Many methods of brewing coffee differ in the temperature of the water among other factors. Some people swear by cold-brewing, others do slow pour overs with piping hot water. How exactly is coffee ...