Questions tagged [fermentation]

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

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2answers
113 views

STC 1000 safety

sorry if this is a question that’s been answered already. I’ve just completed a brew for a Belgian saison using wyeast 3724 and I’ve suffered the all to common stall that this yeast so often ...
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5answers
210 views

Secondary Fermentation for my beer, yes or no?

I've brewed many batches of beer all with the extract method. All Brewers Best kits. I've generally let them sit in primary for one week then secondary for another before kegging. I've always been a ...
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1answer
2k views

Old ginger bug not bubbling anymore - could it still be alive in spite of no bubbles

I have an old ginger bug (my first) that I have had going for a few months and used a couple of times to make ginger beer with great results. Last couple of months, though, I haven't been able to ...
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1answer
63 views

Diluting juice from old wrinkly apples for hard cider

I've juiced about 50kg of wonderful heritage apples that I stored over winter. They've dried out a lot. When scratting the pulp was almost dry to the touch, and the resulting juice was practically ...
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2answers
644 views

First time brewing Ginger Beer. Is it dead?

I am attempting to brew homemade ginger beer using this recipe However, this is my second attempt at a plant/bug and it doesn't seem to be going well. Like the first time, the sediment in the plant ...
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1answer
63 views

Cider Issues - identical batches acting differently

Here's a strange one. I pressed a large load of apples a week ago, getting just over 26 litres. I let it sit for a day in a single Fermenting bin with a dose of Camden to clear up wild yeast and a ...
3
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1answer
149 views

Pitching kombucha starter instead of yeast

My friend recently gave me the idea of making a kombucha-inoculated beer. Having never done it before, the principle seems fairly straightforward to me (this is my own guesswork): Ferment kombucha as ...
2
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2answers
185 views

No sign of fermentation after two days

I made wine from the Primeur winery series and after two days still have no sign of bubbling from the fermenter. I did all as per the instructions except following (that I think is the reason for no ...
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1answer
41 views

Low FG on our IPA, can we force second fermentation?

We are brewing a Pliny clone, IPA with dry hopping. We had an OG of 1.065, and racked to secondary six days later. Our current FG is reading 1.032, which is nowhere close to where we want to be. ...
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1answer
41 views

Staggered 2 primary fermentations. Then fermentation started in the Demi again. Is the wine ok?

So i decided to try grape wine last year since my friend had a backyard full of grapes that were going to go to waste. My process ended up a little complicated and now I wonder if it’s still ok. I ...
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1answer
1k views

Why is my mead overflowing with foam?

The mead is made with steeped hibiscus leaves and hops which was added to honey and a crushed nutmeg when it cooled down some. When it was the right temperature, I added the yeast and aerated it. I ...
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1answer
119 views

Remaining ginger bug

This is the first time I will make a ginger bug and the process seems very simple but my question is. How long can I keep feeding my ginger bug and if I will be using that bug to make ginger beer ...
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1answer
162 views

What are the downside of a super-quick fermentation?

As it can be seen in this Q/A many beginner brewers observe a bloomed fermentation, excessive for one day, then no sign of fermentation but by measuring the gravity. I recently got this problem for a ...
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0answers
422 views

Ginger bug causing a gelatinous soda

I have been making ginger soda. But after fermenting, the soda was very viscous and slimy in some of the batches. It usually turns out fine but this happened multiple times inconsistently with ...
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2answers
85 views

Fermentation first time

I need help. First time brewing in my life and I made some mistakes as expected. This was a 1 gallon brew kit. First indication something was wrong was after pouring the wort into the 1 gallon ...
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3answers
133 views

Help me debug my Christmas Ale band-aid flavor

Recently I brewed two batches of a copycat Christmas Ale. You can ignore the recipe's water adjustments, since I didn't do them. Before fermenting, the wort smelled and tasted perfect - just the ...
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1answer
112 views

Bentonite could change the yeast taste?

hello I am new in this kind of things. I would know if I use Bentonite it could change the taste and smell of yeast in the fermentation ? I am gonna use breed yeast. I would quickly finish my product ...
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1answer
872 views

Wine yeast or champagne yeast which will ferment quicker? [closed]

Hello I would want quick method if I use breed yeast the fermentation finish in 7-10 days. But its taste is terrible. I would like to know, between Champagne and Wine yeast - which one is faster ?
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3answers
3k views

Converting potato starch in to sugars for brewing

To my understanding the starches in potatoes need to be gelated before they can be converted into simple sugars. This process is done through boiling, my concern is that I will loose valuable sugars ...
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3answers
1k views

How to use a Gay-Lussac hydrometer

Brewing (pomegranate) wine with a Gay-Lussac hydrometer at my disposal. Reading prior to fermentation was way below the deeper (estimate -30 GL) and floats at 10 GL after fermentation. The vinometer, ...
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1answer
159 views

Is beer still good after 4 weeks of fermentation?

I just put the beer in the fridge to chill it before I transfer to glass keg. My question about the 4 week of not having the beer not chill will there be a problem drinking it? I did two ...
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2answers
62 views

Airlock Blow now no bubbles

Hi i am doing my first home brew. after less than 24 hours the beer was coming through the water in the air lock. i looked online and it said to change the airlock and put it back on i did this ...
3
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1answer
142 views

Help identifying (and preventing) an off flavor

I have had a recurring off-flavor in my ales that I would like help identifying and preventing. The flavor is a yeasty flavor with some savory components. I have tasted it a few times in commercial ...
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1answer
55 views

Taking sample on primary

I've decided to brew my very first Lager, after some good results on my Ales. I did a proper research on methods to try a refined process, specially when it comes to fermentation schedules and ...
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1answer
83 views

Can I still oxygenate 2.5 days in?

Brewed a 1.100 SG stout, fermentation has been steady but slowed noticeably about 24-36 hours in. Wondering if aerating again 2.5 days in could help, or is that too late? 5.25 gallon batch, 3 ...
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2answers
75 views

When to bottle high ABV beer?

Question: Aside from confirming fermentation is complete via consistent hydrometer readings, is there another way to check that the beer is ready for bottling, particularly in higher abv beers? ...
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2answers
2k views

Making alcohol at home from sugar and baking yeast

I am trying to make alcohol from baking yeast I didn't use any special tools or airlock I got the normal baking yeast, sugar(sucrose) and water Dissolved sugar in water putting the yeast in the ...
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2answers
62 views

Brewing a fruit beer with WLP648: keeping it on primary for an extra three weeks before adding fruit

I am making a basil-raspberry sour with WLP648 as yeast. Unfortunately I need to go on a work trip for the next 2-3 weeks and the beer has not fully attenuated fully. I was wondering if it hurts to ...
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2answers
200 views

To ferment or not to ferment for no alcohol

I am making ginger beer. I’m using basically raw ginger and honey and fermenting with bakers yeast. I’m getting somewhere between 2% & 2.3% ABV in testing. I don’t want any alcohol in the ginger ...
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2answers
223 views

High F.G. Pros and cons of fixes

I think I know why my F.G. is so high, but I would like to know what are my options to try and fix it and what are the pros and cons of each. Below is my recipe and readings during mash. the ...
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1answer
68 views

Time lapse, adding yeast a week late

After getting my grape juice in a bucket, I added the sugar and wild yeast killer. Didn't have the yeast to add before sealing it up. Checked the next day, it has a purple foam that collected on top. ...
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1answer
36 views

FRENCH COLOMBARD Won’t start fermenting

I picked up 6 gallons each of Cabernet Sauvignon and FRENCH COLOMBARD from a local vendor here in Providence,RI. I used red star dry yeast, the cab started fermenting almost immediately but it’s been ...
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3answers
2k views

Can I increase the carbonation of already-bottled beer?

I just made my first ever batch of beer, and it turned out great! The only thing is that my priming sugar calculation was slightly under what it should have been. I added 1/4 cup honey to a (finished ...
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2answers
66 views

Can I add commercial apple juice to the apple juice from my trees which I have pressed when making cider?

I can I add some good quality natural apple juice which I have purchased to the apple juice from my own trees when making cider? If so when shoudl it be added, before or after fermentation?
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1answer
54 views

Home brewing for undergraduate study

I am thinking of making a beverage out of locally available starch sources. My question is, is there a possibility to convert those starchy objects to fermentable sugars? And what type of yeast should ...
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1answer
91 views

Fermentation stops after a few hours, then resumes after half a day

Fermentation stops a few hours after pitching, and seems dormant for half a day, before resuming activity. This only happens in one out of two fermentation buckets, both pitched the same WLP400 (Wit ...
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1answer
54 views

The Mashing proccess

What is the Mash? Is this the boiling of the grains, Hops and all the Fermentables. If this isn't it please school me up, with the Kiss program. Or in other words keep it simple.
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2answers
231 views

Removed air lock ,while in the first day of fermentation

Can any damage be done when air lock is removed for about 3 to5 minutes. I repitched yeast this morning.what can I expect?
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2answers
74 views

Fermentation container leaking carbon dioxide

I've just finished preparing my first fermented drink ever (Kvass) and I used a Mason jar to store the preparation during the 2 days of the fermentation process as advised by the various guides I ...
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1answer
76 views

Air Bubbles slowing down

I am distilling. I had air bubbles every 5 seconds and a week later became every 2 and a half minutes. Do I wait till there is none whatsoever or consider it done. Thanks for the help Kris
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2answers
131 views

Length of fermentation for cider

Newbie homebrewer working with store bought apple juice for my first test batch. How long should fermentation take? About 5 days ago I added my yeast to 4 litres of apple juice, and it looks like ...
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3answers
168 views

Why not to calculate specific gravity through weight?

I have read that you can calculate specific gravity by dividing the weight of a known volume of liquid in the weight of a known volume of water. After reading that I thought about filing my fermenter ...
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1answer
93 views

How long to wait on Lalvin BM45 wine yeast in beer wort before giving up?

Brewed a 10 gallon batch of a saison wort at a super-dry mash temp (142-145 F). It's currently split between two conical fermenters, one of which has around 150 oz of a tart cherry puree. Rehydrated ...
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2answers
627 views

“Debugging” a bitter DDH NEIPA

I brewed a DDH NEIPA recently and it was a great learning experience. I got the aromatics I was looking for but the flavor was bitter. The batch was bound to be wonky because of size limitations ...
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3answers
1k views

how does light affects yeasts

according to this research: Red LED light (630 nm) stimulated cell growth but slightly inhibited ethanol formation. In contrast, Blue LED light (470 nm) significantly inhibited cell growth but ...
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4answers
80 views

What is the smallest fermentation vessel i can use for a given batch volume?

I plan to scale a 20 litre batch recipe down to just 4 litres so that i can try the recipe out before committing to a full batch. Problem is I'm unsure if my 5 litre demijohn is large enough to use ...
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2answers
299 views

Is aerobic fermentation in beer brewing a myth?

The more I read about yeast and fermentation, the more conflicting, confusing (and possibly incorrect) statements I come across. I have read in several bits of literature that yeast requires oxygen ...
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2answers
143 views

Spraying Starsan over fermenting wort

Hi guys I have a question, I just brewed Omnipollo 2:14 clone, and the recipe calls for 1.3 kg of raspberries, I soaked the bag in the starsan,roughly sprayed the frozen raspberry with starsan too and ...
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2answers
222 views

Will it be OK to ferment at a lower ambient temp than yeast recommends?

The yeast is Alcotec 24 hour pure original turbo yeast. I am going to try a sugar wash, so just granulated sugar, water and this yeast(which has added nutrients). Now the yeast instructions say ...
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3answers
344 views

Can saison yeast use lactose?

As title states, the question is can Saison yeast use lactose? i.e. is it possible to sweeten a Saison with lactose? Or, sweeten it possibly some other way? This is about Saison yeasts, dry or ...

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