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

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Tannins and yeast

On this page it is claimed that wine yeast needs some tannins to work, and that this can be a cause of stuck ferments in, say, flower wines. I have never heard of this, and cannot seem to find a good ...
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71 views

Fermenting, carbonating and dispensing using the same (corny) keg?

I Brew In a Bag and do no-chill, space and time are limited. I just bought some kegging equipment and while looking at the Pico Brew project I noticed that one option in using their equipment is to ...
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8answers
78 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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27 views

Fermentation not over?Cold crash or not?

I am fermenting an ESB at 20C for 8 days. Target FG was 1.017 according to my recipe. FG on 6th day was 1.013 ,7th and 8th day is 1.012 .I am not conserned about this difference as that i still have ...
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1k views

How can I ferment in a corny keg under constant pressure?

I'm thinking about switching from fermenting (primary and secondary) in glass carboys to using Cornelius kegs. Specifically, I'd ferment a 5.5 gallon batch in a 10 gallon keg. My goal is to ferment ...
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54 views

What might kill a ginger bug - fact and fiction?

I've been attempting to use a ginger bug to make non-alcoholic ginger beer, but I manage to kill the bug each time, either while it is cultivating or after I add it to the ginger syrup. Overview of ...
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96 views

Fermentation - Lost cause?

I believe my first homebrew is a lost cause. I'm at 3 weeks, and each week I've done a gravity reading and a taste. The flavor has gotten increasingly sour(astringent) with each week. It's almost ...
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453 views

Safely adding enzymes (e.g. Beano) to lower final gravity

I've heard a lot of mixed stories about people adding additional enzymes (Beano, GasX, etc) to their beers to drop the final gravity down very (sometimes undesirably) low. I've also hear mixed ideas ...
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117 views

20% sugar, water and yeast brew smells awful quickly, how to fix?

I've got one complete, and one brewing batch of this "Alcotec Vodka Type Spirit" ...
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188 views

When brewing water Kefir my wire bail stopper blew off

I am trying to salvage my one fermenting bottle and wondered if anyone knows how to get the dern top/bail stopper back on the bottle. When I went to open my water kefir it shot liquid everywhere and ...
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230 views

Is it possible to do pressurized fermentation in a mini keg?

I have been keen on moving from bottles to use kegs in my amateur home brews. But because of lack of space and because I just like the size and mobility of the smaller kegs I'd like to try to use ...
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59 views

Spunding CO2 from 3 keg fermentors

I'm starting to ferment in kegs, and want to naturally carbonate my beers by using a spunding valve. My batches yield 3 kegs, and I'm already using a 4º keg to aerate them after no chill and after the ...
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122 views

how long can I stay in an open primary fermentation?

I would like to go from the primary fermentation to the bottles with an open fermentation. Can I top off with water to get the full 5 gallons? Also would you primary an open fermentation for more ...
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73 views

Aerating no chill corny keg fermentors that don't seal

I'm very interested in ferment in corny-kegs after reading some questions about that here on this stackexchange. I will try it next batch, but there is a question about aeration/no chilling method: ...
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42 views

How does the fermentation schedule look when adding flavor elements?

Is there a guide for when & how to add specific ingredients to the fermentation process? For example, if I want honey, lemon, ginger, banana, raspberry, etc. - when's the best time to add that ...
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1answer
34 views

Do I need an anti-microbial additive in my plum brandy mash?

Basically I pitted and smashed 10 lbs. of very ripe plums; heated the pulp, skins and juice to like 120°F and added 3 gals. of distilled water and 5 lbs. of sugar. Waited for it to cool below 90°F ...
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285 views

Temperature control during 1st phase fermentation

I am having some issues keeping the temperature controlled. I live in SE QLD and the daily ambient temperature has been 23 degrees C down to 11C. I've been advised not to let the wort drop below 18C ...
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184 views

Fermentation Done After 2 Days?

So this is a weird one. 3 weeks ago I made an Xmas beer. I brewed it, pitched the #2 yeast, and put the carboy in my cold dark room (about 70 F) to ferment. The fermentation and krausen began about ...
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120 views

What happens if beer ferments below the optimum temperature?

I am currently brewing an Irish Red Ale. I went away for a few days, and when I got back I discovered the heater had broken at some unknown time. As a result, the ambient temperature dropped to about ...
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91 views

Super fast fermentation?

I pitched Red Star Champagne yeast for a two gallon batch of Banana wine six days ago today when I went to siphon the must into the secondary I saw fermentation had stopped. Trying to figure out what ...
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4answers
134 views

Homebrew sitting on top of washing machine - agitation

My fermentation bucket is on top of my washing machine, when it spins it vibrates the brew. I've been careful to clamp it to the back of the washing machine with a bungee otherwise it might shake ...
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3answers
102 views

Bottle conditioning mistake

So after two weeks of primary and secondary fermentation, I racked my beer and put it in the fridge by mistake. It has been in there for about 5 days. It's my first brew. I took them out and put them ...
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1answer
52 views

When will fermentation end? ( wine )

I made 10 litres of red wine ( pasteurized grape juice from the supermarket ), added 2kg sugar, used yeast bought from my local homebrew shop. Fermentation started after a day, and for the first two ...
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2answers
478 views

Adding a spigot to a fermentation bucket what is a good height?

I'm brewing on board a boat, so nothing here is ideal. I'm just trying to reduce some equipment and simplify the process. I want to add a spigot to the fermenter that will hold about 3.5 - 4 ...
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5answers
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How does lemon juice ferment into hard lemonade?

I'm interested in making a hard lemonade after my cider is done, but I'm having a tough time figuring out how the recipes I've found actually work, and what's the best way to ferment lemon juice. ...
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3k views

Triple Fermented?? But Why?

Some beers claim to be triple fermented, meaning that after primary fermentation, more fermentables are added at the start of secondary, and then the brew is bottle-conditioned, resulting in three ...
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47 views

what is the F.G

The O.G. of my beer is 1.062 this is my recipe coopers stout tin 1.7kg stout enhancer 1.kg (looks like soft brown sugar and other sugars?) Glucose 500grams Honey 250 grams can anyone predict the F.G. ...
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114 views

What is the best way to stop fermentation?

I am thinking about brewing ginger beer for a bar I work at. This means it would be in a keg on a tap. I would like to ferment the ginger beer instead of pumping in CO2 but am unsure how to go about ...
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98 views

Slow Fermentation in cider

Two weeks ago I started 2 gallons of hard cider from windfalls - washed and bruises cut out. I pasteurized my own apple juice, kept it below boil. No preservatives. Everything was santitized with ...
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1answer
97 views

International flight kill my yeast?

I live in Vietnam and there's a dearth of good beer. So I cobbled together some supplies and tried my first homebrew yesterday. I had the guidance of an expert so I feel it went really well, but my ...
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2answers
214 views

First time brewing lager, no fermentation

I set up a new fermentation chamber and was keen to try my hand at a lager. Unfortunately now 5 days on there hasn't been any fermentation so I think I may have shocked the yeast with the cold or just ...
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1answer
47 views

Home made huckleberry wine

We are making a home made batch of huckleberry wine for halloween. We filled a Cleaned milk jug 3 quarters of the way with water, then we drained the juice, put it in the milk jug, and added a small ...
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149 views

Making Hard Cider in a Dorm

So I am attempting to make my own hard cider. At my school, there is a farmers market every Thursday and at this market they sell flash pasteurized cider; the process is stopped partway through so it ...
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5answers
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Measuring specific gravity without sampling

Is there any way, I can measure SG with a sensor of some kind? I guess I'm not REALLY after SG, but rather a way to determine that fermantation is done, without sampling. I would very much like hook ...
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1answer
179 views

How can I filter out excess cream (trub) before bottling?

I'm making a cream ale and just moved it into a new carboy for secondary fermentation. While siphoning it over, I noticed that there's a lot of solid creamy substance still in the beer. Maybe I did ...
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2answers
56 views

Maturation temperature (when SG stabilizes)

Some guys recommend to increase the temperature once the fermentation finished, and so, "start" the maturation in a higher temperature. Others say the inverse, to reduce the temperature. I already ...
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1answer
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First batch. Tons of bubbling first day and half, little to none now

I can update this later with my specific notes/ingredients, but for now, just the basics...5 gallon brew of an irish stout. The morning after I put it in the fermenting bucket, I woke up to a mess. ...
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1answer
36 views

Different fermentation procedures for fruit wine

In some resources, it is recommended to: first ferment low-gravity must made with fruit and water (with small additions of sugar if there is very little sugar in the fruit) strain to carboy add ...
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3answers
170 views

'Auto-transfer' to secondary corny keg fermentors?

I've been reading some topics about corny-keg fermentors and became interested in that. So I was wondering: If I ferment in a sealed keg with the liquid side plugged into another keg, by its liquid ...
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266 views

Hops - Do they stay in the wort for the primary fermentation or not?

I have two sets of instructions for putting the wort into the primary fermentation bucket. One says to just dump the entire contents of the wort into the bucket. The second says to stir like crazy ...
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1answer
63 views

low-tech honey mead failing to ferment

I've made a number of batches of low-tech hard cider by mixing champagne yeast with Martinelli's apple juice in the bottle, and then inserting an airlock. Fermentation is visible within hours, and one ...
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1answer
137 views

DIY BrewBug based offerings?

BrewBug, is a neat little toy that essentially has a "floating bob" that measures the temperature and specific gravity of the wort as it is fermenting, allowing for niceties like changing the ...
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1answer
62 views

Too little sugar?

It's my first time making cider and I believe I didn't put enough sugar in it. I put 1 1/2 brown sugar (Even though some fell off to the side cause I didn't dissolve it, like the twit I am). I would ...
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23 views

What are the characteristics of a fusely beer? [duplicate]

I have heard that too warm a fermentation createds "fusely" beer. What are they and how can I tell if I have this problem?
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1answer
270 views

Airlock started bubbling after racking into secondary and dryhopping, why?

I racked my IPA into a sanitized carboy onto the hops I'm using for dry hopping, the airlock had been still for about 2 day before the racking. But now its in the secondary the airlock started up ...
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2answers
278 views

Is there any danger in fermenting outside?

Not having any cooling mechanism for my fermenter(s), this time of year I can get more favorable temperatures outside than inside. I'm specifically talking about ciders in glass containers, but I'm ...
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2answers
5k views

DIY Thermoelectric Cooler (TEC / Peltier) Fermentation Chamber

From a thermodynamics perspective, I realize that a TEC-based fermentation chamber is not the most efficient type of cooler due to very inefficient heat transfer, but, alas, I want to build one as I ...
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5answers
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Is it possible to over-ferment?

My first batch started fermenting 8 days ago. The beer is still fresh and very cloudy, but I'm wondering if its possible to over-ferment a beer? If I let it sit for another 2 weeks (or however ...
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1k views

Effects of pectin

I often see recipes (usually for fruit mead or beer) warning against boiling fruit for fear that it will release pectin. I know that this is important for making jam, and bad for home brewing. What I ...
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Freezer stopped working while fermenting

So I just finished 2 - 5 gallon batches yesterday and I go to check on them today and my freezer stopped cooling. I can hear water running inside the walls but it doesn't get cool. It's about 75 F ...