The anaerobic process by which yeast convert sugars into alcohol and carbon dioxide.

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Why would aeration cause diacetyl

My BJCP Course states that (too) late aeration can cause diacetyl. My understanding is that diacetyl is produced by yeast during the first phase of fermentation. How could too much oxygen in a ...
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1answer
3k views

Time It Takes Brett C to Ferment

So I have this idea where I want to thread a citra-laden Belgian IPA with a pineapple beer fermented with Brett C and Brett C only. Does anyone have any experience using Brett C and can speak to how ...
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How can I restart fermentation on a stuck strong dark belgian ale?

What can we do to restart fermentation that got stuck over the winter? Our club brewed about 7 gallons of this recipe in November. Primary went well, but then the weather got cold and the yeast went ...
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Diacetyl Rest for Wyeast 2206 Bavarian Lager

The Wyeast website seems to strongly suggest a diacetyl as fermentation completes with their Bavarian Lager strain, 2206. I prefer to chill my wort to below fermentation temps prior to pitching the ...
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Can a beer be carbonated during primary or secondary fermentation?

Is it always necessary to carbonate your beer with sugar or tablets or is it possible to get the right amount of carbonation with the primary and secondary fermentation?
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Will Jalapeno or Habanero peppers adversely effect yeast

I have a recipe in front of me for a Saison of the spicy variety. It calls for the addition of one Jalapeno pepper, seeds included. First off, I do enjoy a fair amount of spice (far more than anyone ...
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1answer
1k views

Substituting brown sugar for corn sugar

An apfelwein recipe I've made in the past calls for 2 lbs of corn sugar for primary fermentation. The next go-round when I make a batch, I'm thinking of substituting some brown sugar (not a lot, ...
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4answers
774 views

Reusing Yeast From previous Fermentation

When I finish fermentation I am left with a large amount of extra yeast in the bottom of the carboy. Can I reuse this yeast in any way? Hopefully to avoid buying yeast again every single batch?
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277 views

Possible to intensify/increase the amount of yeast flavor?

I will soon be making a hefe and will be using wyeast's 3068. In recent hefes I have made, I have always desired much more intensity in the flavors provided by the yeast strain. The only method i am ...
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154 views

Does wood affect final gravity readings?

For beer aged either in oak barrels or on oak chips/cubes, does the contact with the oak noticeably affect final gravity, and if so, what is the direct cause?
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299 views

First Fermentation And Worried Something Is Wrong

I am doing my first fermentation using a Belgian Ale kit. I started this Monday evening and have it in a location that is running between 64 and 66*f consistent. On the first night, the cap of the ...
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1answer
199 views

Flanders Red from Brewing Classic Styles

I am interested in brewing the Flanders red that is found in Brewing Classic Styles. Jamil mentions using the Wyeast 3763 or WLP655 and leaving it sit for a year until the pellicle forms then falls ...
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557 views

Raising fermentation temperature

I recently upgraded my system to include temperature control, and I had fermenting a brown ale at 67 degrees for about 6 days. Took a gravity reading last night, and it was at 1.014 (down from ...
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309 views

Berliner Weisse questions

I have a Berliner Weisse (1.035 O.G.) that has been fermenting on WLP630 (berliner weisse lacto blend) for about 5 days now. This is my first attempt at both a sour style beer and a starting gravity ...
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2answers
505 views

What should I expect from re-mashing malt extract?

I've heard Jamil Z. from the brewing network recommend re-mashing malt extract with a handful of two/six row to improve ferment-ability. Since the extract producer is attempting to please a larger ...
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1answer
360 views

Ramping temperatures during fermentation

What is the appropriate way to ramp temper when say brewing a Belgian beer? Would I expect to have off flavors from the higher temps? What's the best range for ramping? Do I actively manage the temp ...
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Aquarium water heaters for Fermentation chamber

Looking for suggestions on brands of aquarium heaters to use in a fermentation chamber I've built. My set-up is a 60 qt Igloo cooler with a custom foam insulation top cut to allow for a 5 to 6.5 ...
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4answers
93 views

What can I use for a small-batch fermentation vessel?

I would appreciate if it was cheap. Also, I saw somewhere you could use a UTZ container from cheese balls. Has anyone tried that?
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368 views

Rubber bung keeps getting out

I'm using rubber bungs (with airlock) for my 5l glass carboys, I just got the carboys so it's my first time fermenting in them. I have a problem that rubber bung keep getting out because of the CO2 ...
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How do I avoid airlock foam overflow? Does it affect the fermentation process?

During my last small batch brew, American Wheat from Northern Brewer, I came home to find that the foam in the 1 gallon carboy had overflowed the three-piece air lock (which was a mess to clean out). ...
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4answers
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I might have pitched at too low a temperature

I brewed my first extract batch in awhile yesterday (5.5 gal Great Lakes Christmas Ale clone), and I feel I may have cooled it too much. I got 2.5 gallons of the concentrated wort down to about ...
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2answers
417 views

Did I Break My Airlock?

I don't really know what I did here. I cut off the bottom little cross guy on the stem of the airlock because it was getting clogged up during vigorous fermentations. Now the middle piece just kind of ...
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2answers
592 views

How to avoid blowoff on a 1 gallon jug?

I'm experimenting with 1 gallon batches, and every single time I had a blowoff. So for the batch I brewed today I just put a bucket of sanitized water and a blowoff tube to start with since I know ...
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Saison stuck at 1.030

I would like to get some ideas on my next course of action for a "stuck brew". I am brewing a Saison (first one). My fermentation room is up around 82F so a Saison seemed like the perfect fit. The ...
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860 views

What should I put in my swamp cooler water to retard growth of nasty things?

For the last 2 batches of beer I've used a swamp cooler to cool off the plastic bucket fermenter. The cooling worked well, but on both batches, there was a bit of mold growing on the outside and/or ...
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230 views

What can I do to ensure my high OG wort ferments well?

An Belgian Tripel recipe has caught my eye, but it looks like an imperial style. OG is estimated at 1.100+, and final abv is close to 11.5%. I'm planning on a Wyeast Belgian Ardennes yeast. My plan ...
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142 views

does adding water to wort to top off for fermentation raise the original gravity?

My extract/partial grain kit calls for a OG of 1.057 - 1.061. After topping off in the fermentor, my OG was 1.074. Is this close enough? Did the addition of water raise the OG?
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Should I be worried about my bottles exploding?

Alright, so this is my first batch where I came up with the recipe instead of using a recipe kit, and something seems to have gone wrong. Here are my brewing notes so you can see exactly what I did: ...
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809 views

Secondary Fermentation - Gravity too high to bottle but it's not going anywhere

I have an Oatmeal Stout in the secondary fermenter (carboy) and it's been there for about a week. I checked the hydrometer reading this morning and it's at 1.020. The og was about 1.052, and when I ...
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checking gravity during and after fermentation?

How could I pull out a little from my carboy to take gravity readings during fermentation? I tried to use a auto-siphon but it was a mess.
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Will accidentally shaking the mead lower the alcohol percentage?

I shook the mead during fermentation and I'm concerned that i may have hurt the yeast, causing it to produce less alcohol. Could this happen, or am i over thinking it?
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Problems with sealing fermentation tank

I am new to the world of the craft beer, and new to this community too! I'm developing my first liters of beer, and so far, I have obtained results that have fascinated me! I think i will never gonna ...
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1answer
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Home brewing with different sugars

I've just been reading an FAQ on different sugars used in brewing. Most kits specify usage of 1KG of brewing sugar. The first time I made a batch of home brew I used table sugar, but this seemed to ...
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124 views

House's furnace died while fermenting, what should I do?

I'm doing my first homebrew (using this kit), and started fermentation 6 days ago. I've kept it in my basement, which is usually around 66F. The kit's instructions just tell me to let it ferment in a ...
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Why isn't my gravity increasing? Has fermentation stopped?

About ten days ago I transferred my homebrew (I'm new at this so for now I'm buying the kits) from the primary to the secondary. when I transferred it the gravity was reading 1.025 and it was bubbling ...
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384 views

Looking for a relatively low attenuating yeast with distinct Belgian flavors.

I'm working on a recipe for a Baltic porter but would like to ferment it with a stran that produces distinct belgian flavors. The problem is that most of your belgian strains are too high attenuating. ...
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1answer
396 views

Accidental steam beer, temp control and diacetyl

I brewed a 16-gallon batch of my Lawnmower Lager, popped it into my Brewhemoth and inoculated it with 3 packets of Saflager S-23. My chilling solution isn't working as well as I'd hoped, and it's ...
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Is this a stuck fermentation or did I screw up the mash?

So, a little under a week ago, I brewed a goodly sized stout (1.069 OG) and when I mashed it I ended up missing my mash temp by about 4 degrees. (I was aiming for 158 and ended up with about 162-163.) ...
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Is there a good way to estimate/calculate volume lost in fermentation(s)?

Last night I bottled a batch and realized that I lost a significant volume from the boil size. In the primary, I filled my 6 gallon carboy, and after the trub lost in primary and secondary, I bottled ...
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480 views

contamination? what's this?

I brewed a hoppy red ale on Tuesday and pitched some washed wyeast 1084 into it that evening. I had an og of 1.070 and went ahead and put a blowoff tube on the fermenting bucket in case I had a huge ...
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Fermentation stopped and then started again

Hey friends. So I'm working on my first home brew. It's been in the fermenter for 3 days. After the second day of vigorous fermenting and hardcore airlock bubbling, the krausen started subsiding and ...
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WLP001 v. WLP051

WhiteLabs provides these two great American Ale yeast strains (among others). WLP051 (California Ale V yeast) and WLP001 (California Ale Yeast) What are the differences in these two strains and what ...
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1answer
573 views

Airlock not bubbling

So I made my first ever homebrew ale yesterday, transferred it to my fermentation bin and pitched the yeast. After 24 hours at the recommended temperature there is a nice thick layer of krausen on ...
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4answers
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Relation of CO2/alcohol/yeasts in Ginger Beer

The article making_ginger_beer mentions using bread yeast so you get more carbonation and less alcohol. Isn't carbonation a by-product of the process that makes alcohol? Wouldn't that mean more ...
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My cider stopped fermenting until I swished it around in the bucket a bunch, then continued. Is that normal?

My malted cider had been brewing after about a week in my plastic brewing bucket to the point where the little 'hat' thing in my airlock fell onto the 'neck' (no internal pressure). I opened it up ...
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2answers
452 views

What is the proper method for blending beers?

In regards to this question I've been inspired to take my flat beer and blend it with a new beer. My main question is when is the best time to combine the two beers? Should it be done at the start of ...
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646 views

Barleywine fermentation is slow. How can I speed it up?

My barley wine has been brewing for two weeks it should have be 1108 after 4-6 days its currently still fermenting at 1025.Its been at a constant temp of 22 degrees. However when yeast was added it ...
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Best practices when adding sugars during the fermentation process

I'm looking to take on a challenge of brewing an ale that is going to range between 14%-16% ABV, and among the many different steps, the most interesting is the inclusion of Demerara sugar and cane ...
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381 views

Has anyone ever had problems with a 2 day diacetyl rest at room temperature?

Say 70 - 74°­F (21 - 24°C) I normally do what the books say and rest somewhere in the 60s but this means brining my fermentation freezer up to that temperature. I am mostly an Ale brewer so normally ...
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916 views

Corny keg fermentors

I had been thinking about using a couple corny kegs as fermentors. Maybe even trimming up some dip tubes to be able to CO2 push finished beer out of the kegs to clean serving kegs. Here are some of ...