Questions tagged [fermentation]

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

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1answer
39 views

Stuck fermentation on wild fermented cider?

I pressed about 40 L worth of apple juice 12 days ago. Sweet cider was put into a carboy and foamed heavily after 3 or 4 days for about a week with consitent airlock activity. In the past two days, ...
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1answer
45 views

has anyone experimented with using yeast hulls to supply sterols rather than oxygenating/airating their beer/wine/mead must or wort?

So this question challenges a lot Brewers assumption that yeast needs oxygen to reproduce. It just plain doesn’t. Yeast does use oxygen, but it’s a mighty and inaccurate over simplification to say it ...
3
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1answer
46 views

How to make an optimal fermentation for ginger beer with ginger bug

I'm trying my first batch of ginger beer and decided to make it with ginger bug. What I want to achieve is a bit sweet ginger beer with max alcohol my ginger bug can handle, I read somwhere it is 4-5%...
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1answer
28 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
30 views

Under OG, and only 3 days fermentation

So, I'm brewing an all-grain batch of the Rogue Chocolate Stout Clone based on this recipe (https://www.homebrewersassociation.org/homebrew-recipe/rogue-chocolate-stout-clone/). I divided the recipe ...
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2answers
147 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
60 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
68 views

Slow but effective fermentation

I have successfully made several (at least 15) gallons of homemade wine, and only really had one come out undrinkable (was black cherry experiment, made a decent cooking wine) I started with a simple ...
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9answers
17k views

What's a good small-batch fermentation vessel?

After getting started with a few kits, I'd like to start experimenting a little bit. I'd like to start off with 1-gallon batches on anything I'm not sure about, though. I have a growler that I'm ...
7
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7answers
15k views

Fermenting Soda

Years ago I attempted to ferment Mountain Dew (about a decade ago so my recount of the details may be a bit off). My goal was to have a drink with similar carbonation, similar flavor, and reasonable ...
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3answers
168 views

Pasteurizing Apple Juice for Cider

I'm an experienced Beer home brewer, but I've never done a Cider and would like to try. I've bought natural pressed apple juice from a farm near me, it's free of preservatives, and thus is chilled to ...
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1answer
89 views

How can I raise alcohol content in my rum?

I have been letting it sit for 10 days and it is still not 40%. I would like to know how to raise alcohol content in my rum while it is still in the process of fermentation. There are bubbles rising ...
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1answer
40 views

Is it fermenting?

I'm in a similar situation to the OP in this thread. I think I under-pitched my yeast. Can you help me figure out if that's the case? Here's the recipe I followed. I didn't measure the OG before I ...
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1answer
51 views

Question about Ginger Bug

I'm very new to brewing and also fermentation and I'm really confused when I start fermenting my ginger bug. I don't know when to screw my bottle tight and when to put a cheese cloth on top of the ...
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2answers
203 views

Ginger bug, white powder kind of stuff on top

I just made a Ginger bug, feed Ginger and sugar daily, during first 3 days it was perfect with bubbles forming, but on forth day, no bubbles seen and some white powder/coat kind of substance on top ...
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1answer
38 views

Fermentation started right after air-locking, but stopped after a few hours

I have 30L of pressed apples. After getting the wild yeast started in one week, I put an air-lock on. This is how my carboy looked right after that operation: I used organic raw apple cider vinegar ...
2
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1answer
75 views

Fermentation time for APA with 1.080 OG

I brewed my first batch (APA) and while boiling I lost way too much water which resulted in higher OG. Expected was 1.050 but I got 1.080. I added Safale US-05 (1 pack) and left it to ferment at 20°C (...
2
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1answer
41 views

My brew has stopped

I made some Young's Scottish Harvest Heavy from a can. I used cane sugar, which I prefer for colour and taste. My refractometer said 1.048 pre yeast. Ten days on, gravity seems to be static at 1.020-1....
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2answers
69 views

How can I make maple bacon mead?

I never made a beverage with meat in it so I'm a little scared. I think I can bake the bacon to make it crispy, then crumble it into the mead. Will it be safe to sit for a month of fermenting? Is that ...
2
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1answer
32 views

Dry Hopping Cider

I’ve taken to making Cider and quite enjoy it. I now finalize my fermentation (temp controlled) at 1.015Gs before bottling or kegging. In the case of bottling I still prime with sugar and then test ...
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2answers
104 views

Bread Kvass Safety Concerns

My first brewing experience is gonna be bread Kwass (following this recipe). Now, I browsed a bit to get some info, and I only managed to get terrified. There are three concerns that I would like you ...
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2answers
121 views

Has your airlock ever shot out of your carboy?

I made a kettle sour and added guava in secondary. Everything was going well for a week. I went out of town for the weekend and noticed my carboy stopper and airlock about three feet away on the floor....
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3answers
45 views

Apple wine fermentation

I have added yeast nutrients and yeast together at the beginning of my wine process. Is this a bad idea as it was by mistake? Cesar
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3answers
167 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?
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2answers
2k views

Cider went too dry and too flat

I've been making a cider (for the first time)... it's been in primary for a week, and went to secondary for another three weeks. I used crisp apple cider from Trader Joe's as the base. OG was about 1....
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6answers
1k 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
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1answer
44 views

Ale Popped the Bung

This is my first brew, so I kinda look at it as a rite of passage, but I had 5 gallons of brown ale fermenting in a 6.5g carboy. The airlock was super active for the first 16-18 hours. Soon after that ...
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4answers
2k views

Cherry vinegar (was supposed to be mead)

Last week I started a cherry mead and discovered yesterday that it had turned to vinegar (and not even nice-tasting cherry-flavoured vinegar - it smelled and tasted awful, though the colour was great)....
2
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1answer
33 views

Why is a fermented sugar wash white and opaque?

For various reasons I have done a series of test fermentations with various types of ginger powder in the mix. The control was a solution of sugar in water (OG 1.040) with some tartaric acid, boiled ...
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1answer
66 views

Is phenol production temperature related or not?

It is well known that ester formation in beer is mainly a factor of temperature. Higher fermentation temperatures produce more esters. (Other factors play a role as well, such as the yeast's genetic ...
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3answers
125 views

Can I use oxygen tablets or liquid oxygen to oxygenate my water for yeast fermentation in mead?

I see 'bait buddies' and 'liquid oxygen' supplements. Can I use these to oxygenate the water to give the yeast nutrients when starting mead fermentation? None of them really say the actual ...
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3answers
148 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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3answers
10k views

What would happen if you took raw grape juice and covered but did not refrigerate?

I'm curious about something that maybe someone can answer from personal experience. If I took red or concord grapes, crushed them, filtered the juice, covered it and stored it at an average ...
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1answer
332 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
51 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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4answers
84 views

Reuse the must to continue winemaking

Can I simply add more fruit and sugar to a batch of must once I have drawn off the majority of the first fermentation?
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2answers
64 views

Home made copper chiller oxidation

I am in the process of building a fermentation temperature controller (in the same spirit as the grainfather glycol chiller), the process is mostly done and I am testing the system with water. The ...
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3answers
533 views

Fruit flavors from White Labs California Ale yeast I

I am getting way too fruity of a flavor in my IPAs from this yeast. I am assuming this is because I am pitching at too high of a temp, but I'm not really sure. Any suggestions for how to solve this,...
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2answers
11k views

Adding yeast to secondary

Okay, I am making a strong (imperial-ish) red ale. My original gravity was 1.081. I intended to bring it to a final point at most of 1.020, or if I can even lower. I was using 2 packs of WLP004 (...
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3answers
62 views

My first ginger bug question

I started making my first ginger bug a week ago and it finally produced a bubble on the 7 th day! I’m planning to brew a big batch of ginger beer in a 5 gallon carboy and I’m need 7 cups ginger bug ...
2
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1answer
105 views

Beer brewing, what to do when you used too little yeast for fermentation?

I recently got a little beer brewing kit to use at home with a 4L fermentation bottle. Up until I filled the beer into the bottle I think I've done everything right, but since then I saw no sign of a ...
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1answer
91 views

Final gravity too high

I have an IPA that I've brewed in five gallon batches before. OG at 1.065 and FG at 1.010. Those were hydrometer readings. I scaled it down for a one gallon batch, and pitched half a packet of yeast (...
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3answers
2k views

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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1answer
64 views

London Ale III Fast

I just brewed a NEIPA and fermented it with London ale III. I pitched the yeast 2 and a half days ago and it started fermenting around 6 hours later. I wanted to dry hop at high Krausen but when I ...
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3answers
104 views

Can a Ginger Bug fermentation turn into Vinegar

I have fermented Ginger bug for 15days, feed it daily with additional Ginger and sugar, then stopped feeding further and kept it as it is for 5 days. Now I have refrigerated it. I must say that ...
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2answers
64 views

2 stalled fermentations for two different beers/yeasts - what's going on?

I have two beers (recipes here and here). One is a session IPA, the other is a saison of sorts. They are two different beers fermented with different yeast, but both of them stalled. The session IPA ...
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2answers
28 views

Fresh grape juice and fizzing

Grapes picked, denuded from stems, put through juicer, strained through fine cloth into bucket. Yeast growth noticed so removed from top of juice, restrained through fine clothe into bottles. Bubbles ...
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1answer
59 views

Microbial interactions: biotransformations and food/drink science

I am looking for a good, in-depth source on biotransformations (think food science). For example, fermenting black tea and sugar with wild yeast and bacteria (kombucha): Wild yeast ferment sucrose ...
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1answer
76 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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3answers
60 views

Anyone Use Brewjacket

I was thinking about getting a Brewjacket to control my fermentation temps. Anyone use one? I'm wondering if the $400 pricetag is worth it. Seems like it is.