Questions tagged [fermentation]

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

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3
votes
2answers
109 views

Brewing ale: should fermentation be kicked off at a higher temperature?

I am still fairly new to homebrewing, and am on my second batch using this kit. The instructions given in the kit I don't think are particularly clear. It states that I should add 3.5 litres of ...
4
votes
2answers
112 views

The longer you leave cider

This is my first time,I was wondering if I leave my cider for say 3 weeks instead of the recommended 7-10 days,will this improve it?
6
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3answers
985 views

Should I boil apples before using them in a mash?

I'm thinking about bacterial/wild yeast contamination etc.... Or will just washing them under the tap be suffice? Also can I use the cores?
6
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2answers
138 views

ABV from one SG?

The most common way to calculate ABV (Alcohol By Volume) is through some correlation between Original Gravity (OG) and Final Gravity(FG). Is there any way to calculate ABV just from the current ...
5
votes
2answers
2k views

How do you let water sit until the chlorine vapours off without any infection?

So, apparently if you let tap water sit for a few days the chlorine will evaporate off but how can one safely expose the water to the the air without risk of infection from airborne particles?
3
votes
1answer
100 views

Minimum working pressure of stainless fermenter to carbonate in fermenter

Which is the minimum working pressure to be capable to carbonate my beer inside the fermenter when the fermentation is over? I'm about to buy a 0,1MPa (working preassure) fermenter.
3
votes
1answer
45 views

Does the volume of juice determine the length of fermentation?

Will 10 ounces of juice ferment the same rate as a gallon of juice, with the same amount of yeast and sugar added in both?
5
votes
5answers
271 views

Fermentation still stuck after adding nutrients?

I'm brewing an imperial wit beer and it seems i have a problem with my wort beeing stuck in fermentation at 1.040. My wort is wheat extract 3.4kg and 1kg candi sugar, steeped with some oat flakes, ...
2
votes
1answer
91 views

Which yeast/bacteria produce no, or little alcohol (like Bionade)?

Producing a variety of different beer styles, we are able make adult friends happy, however children are left out :( I therefore wanted to ask if somebody knows where to look for yeasts that are not ...
3
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4answers
98 views

Save the (Belgian) wit! I forgot the candi syrup: what should I do now?

Cleaning up after brewing my first extract-based Belgian wit, with wort already cooled and in the carboy, and yeast pitched ... I discovered to my horror i'd forgotten to add the candi syrup to the ...
4
votes
1answer
301 views

Why does my fermentation keep stalling?

Each of my last four batches has stalled well above FG. The first two restarted after bottling and caused bottle bombs. The last batch was a kolsch with OG 1.047. Wyeast 2565. Stalled at 1.024 for ...
3
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2answers
757 views

Fermenting grape juice with Potassium Metabisulfite without adding anything

I recently fermented Kedem brand grape juice (which contains potassium metabisulfite) by only adding rouge red star yeast (and slapping on airlock and leaving it on my kitchen counter). I recently got ...
4
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4answers
139 views

Carboy keep overflowing

I have a 19 liter carboy, and put a 18 liter wort. 10 hours later I woke up and noticed carboy overflow krausen all over it. I am concerned whether air lock will clogged down and explode. I will not ...
1
vote
1answer
149 views

Why does my wine taste salty?

I’ve been making regular batches of pomegranate wine. The latest batch fermented faster than usual due to ambient heat increase. However the result has a salty taste. What would be the cause of that ...
2
votes
1answer
24 views

Fermentation velocity of Brettanomyces Graphs

I have spent a fair amount of time recently looking into Brett, Brett Sacc and Mixed fermentation; for my next project, but one thing I have really struggled to find is any graphs of different Brett ...
2
votes
2answers
503 views

Cold crashing and risk of oxidation

I'm brewing a Belgian golden strong ale for the first time. According to the fermentation schedule, it should cold crash and lager at 32°F (0°C) for three weeks. Even though I've cold crashed before, ...
3
votes
2answers
113 views

Brewing a Flanders Red Bruin/Historic C18 Porter?

I am about to brew my first test batch of a Flanders Red/Brown. I am thinking Rodenbach, but with local ingredients. So, for me Maris replaces lager malt, Admiral and Progress replace nobel hops. ...
1
vote
3answers
129 views

My first Brew gone wrong?

I attempted my first home brew from a kit last night, but underestimated how long the process would take so rushed it a little. After waking up this morning, I’ve realised I added the beer yeast into ...
2
votes
2answers
31 views

Add US 05 to my smack pack?

I have an ale that will have an OG of .073, but only 1 smack pack on hand and brewing in 12 hours. Nervous that the 1 pack may not be enough to support the OG? I always have an extra few dry packs of ...
2
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4answers
66 views

Suggested fermentation temperature for the beer kits

Suggested fermentation temperature on the beer kit is ambient temperature or its the temperature reading on fermentation bucket? Also i am not able to keep steady ambient temperature as our flat's ...
1
vote
2answers
87 views

I've had my home brew sitting at 19c for 4 days now but there are no bubbles

I've had by home brew sitting at 19c for 4 days now but there are no bubbles showing in the air Lock I opened the lid slightly to look inside I can see the yeast floating on top and there's a fairly ...
1
vote
3answers
464 views

Should we stir the brew?

I m a beginner in wine making, kindly suggest should we stir the brew? If yes, after how many days? Should I stir or shake the brew every day or after how many days I should open the container and ...
2
votes
2answers
67 views

Refermentation with fruits and sugar

I recently brewed a wheat beer that is now in primary fermentation. I planned on using yuzu juice after primary to give a special taste. Also, after some thought I wanted to add a little ABV (from ...
1
vote
1answer
147 views

How to use ( Super Kleer ) for the Beer !

How to use ( Super Kleer ) to clear the beer ... I purchased that but i didn't find a clear Direction to use it for the Beer ... Is it during primary or secondary ! Im planning to use it in the ...
2
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4answers
710 views

Fermentation stuck on 1.020

Here is the question. I brewed an IPA: 0.25 kg Dark Munich 0.25 kg Caramel 40 L 0.50 kg Wheat 5.00 kg Pilsner SG 1.065 Really wanted to try Giga Vermont yeast golden pitch (you can pitch one pack ...
1
vote
1answer
173 views

Alternative to making a yeast starter | Red IPA

I am planning on trying this recipe - http://www.seriouseats.com/recipes/2011/04/red-ale-for-beginning-homebrewers-hoppy-red-ale-recipe.html, and calls for the following: 1 Liter starter of either ...
1
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1answer
906 views

Why is ginger fed to ginger beer plant regularly, what is a good ratio of ginger to liquid?

I'm brewing ginger beer for the first time using a ginger beer plant with this recipe. In this recipe once fermentation begins you feed the plant sugar and ground ginger for 7 days. I understand why ...
2
votes
1answer
55 views

The holidays are messing up the bottling schedule

I brewed up the Grapefruit Sultan from Midwest on 12/7 and I'm facing a bottling predicament. As it stands fermentation is complete and the yeast are just cleaning up. No plans to secondary, and I'll ...
2
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4answers
291 views

Apparent attenuation of porters and stouts

In the last three year I have brewed several beers, both light and dark, all-grain, and I fermented some of them with the same types of yeast. I find that for my lighter beers, my calculations are ...
1
vote
1answer
110 views

Fermenter screw cap is cracked

I dry-hopped my beer and after a few days, the screw cap of the fermenter cracked. Now I can even smell my beer. (Sorry for the quality) How bad is it? I'm going to bottle today... Thanks. UPD: I ...
3
votes
2answers
967 views

Oxidation of red wine during racking and bottling

I am making a red wine from grapes, the way I did it is, I let the grapes in the wine for 15 days before taking them out in order to extract more colour and tannins and then I racked the wine off its ...
1
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1answer
58 views

sweet tea spontaneous fermantation

I got a half-gallon jug of sweet tea from Bonjangle's months ago. Didn't drink it, but kept it in my fridge for about 3 months. The plastic jug was bloated when I came to realize it. I knew it wasn't ...
2
votes
2answers
53 views

Is falling bad for fermentation?

The shelf in my fridge broke, dropping my fermenter something like 10-20cm, all though he is still close, can it oxidise my beer? The wort was 2 days into the fermentation process and the yeast is ...
2
votes
1answer
699 views

Ferment and naturally carbonate in a keg

want to try to ferment under the pressure for the first time.,just to clear few things, please correct me if I’m about to do something wrong. Cool down the wort in a kettle. Transfer to the keg. ...
5
votes
6answers
3k views

Dady yeast for beer?

I have made my way into homebrewing with LME, hops, adjuncts and Dady yeast. Dady yeast (Distillers Active Dry Yeast) is a distillers yeast strain which is supposed to produce a lower final gravity ...
4
votes
2answers
736 views

Table sugar + fruitjuice + yeast not fermenting

After several years of beer brewing, I started experimenting with moonshine. I figured since Im distilling I dont have to deal with all the exacting procedures of beer making and I just needed basic ...
2
votes
1answer
46 views

Is there any permanent inhibition of maltase production in yeast by glucose

Is is there any long term or "memory effect" on the expression of maltase in yeast that has been grown or mainly grown with glucose? In effect does yeast grown with glucose "forget" (or have some form ...
2
votes
2answers
200 views

Brewing with Squash Guts

So I'm very new at brewing and I'm looking to make a gift for my father. We have a small farm where we peel a lot of squash and cube it, leaving behind a lot of squash guts. I was wondering how I ...
2
votes
1answer
190 views

Air lock sunken water level

Twelve days ago I pitched my yeast in to two batches of ginger wine (different yeasts, different batches). For a few days fermentation was going well and the air lock was producing lots of bubbles and ...
8
votes
4answers
2k views

Starsan in double bubble airlock keeps getting sucked into fermenter - why and how to prevent?

I did a brew on Saturday and cooled, got in the fermenting bucket and added yeast, added starsan to the chamber in the double bubble airlock and got it under the stairs. Ever since then, the starsan ...
1
vote
1answer
2k views

Mead: is it time to bottling?

I have a few questions. I'm making mead for the first time. My mead is now brewing for 2 months (since 11th august), but I'm not sure if it's time to bottle it. That's because it is still sparking. I ...
0
votes
2answers
357 views

My pasteurized peach cider smells like wine

So a while back I bought some pasteurized peach cider from a shop on the side of the road. The "100% juice with added ingredients" type of stuff, ya feel me? I bought an airlock for it because The ...
1
vote
1answer
36 views

I have Youngs Elderberry kit

I am on day 3 and instructions state "top up 4.54 litres tepid water". Does this mean top up TO 4.54 litres? Should I leave space in the demijohn and how much space? It's still got 7 to 20 days to ...
1
vote
2answers
691 views

Beer having an aroma more like wine/champagne

It's my first time brewing, and I chose a DIY Cooper's kit since I don't have much room in my apartment. Everything went well while dumping the things in the fermenter, although, it seems it has a ...
4
votes
2answers
3k views

Fermenting sugary tea into an alcoholic beverage?

I was drinking some caramelized cranberry tea today (that is, cranberry-flavored tea sweetened with caramelized sugar, or maltose, or malt sugar, whatever you wanna call it). It tasted very sweet, and ...
2
votes
1answer
149 views

Adding yeast after fermentation has started

I have just started my first 2 gallon demijohns of juice. I read that campden tablets should be used first to kill off bacteria but it has started to ferment before the campden tablets went it. Is it ...
3
votes
1answer
430 views

Kombucha fermentation time(s)

I'm getting all sorts of feedback as for the fermentation times when brewing kombucha from internet blogs, friends brewing at home,... I believe different fermentation times will give the kombucha ...
2
votes
2answers
1k views

How can I save a wine with SG way too high?

I am attempting to make a blackberry wine from blackberries picked in my yard. I followed a recipe found online, adding sugar disolved in water to a bunch of mashed up berries in a mesh bag, etc. I ...
4
votes
1answer
214 views

Changing the PH of mead for fermenting necessary?

I’m currently creating a batch of mead. I’ve watched a lot of videos about the process. I’ve seen some people do it because they said you need to have it between 3.6 and 3.9 ph. And some just don’t ...
3
votes
3answers
193 views

Helping a first timer!

I'm hopefully about to make my first batch of sparkling slightly sweet cider. I have read all sorts of advice about reducing/increase tannin, stabilising and other scientific stuff. I want to keep it ...

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