The process of heating the wort to 100C or higher causing the wort to boil.

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974 views

What are some popular methods for measuring boil and HLT volume?

Particularly during lautering and during a boil, I have a hard time keeping track of water/wort volume. What method(s) and equipment do you all recommend for accurately calculating liquid volume ...
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2answers
256 views

Are there any effects of boiling copper immersion chiller with wort?

I’m contemplating the use of a copper immersion chiller. Currently, doing partial batches, I’m able to cool my wort fairly quickly in an ice bath, then adding cooled water in the carboy. I’d like to ...
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1answer
284 views

Making a starter without DME?

Planning to start to use liquid yeasts and will need to do some starters. It is hard to get hold of DME over here (I can get some hopped LME, though). I was thinking on doing a starter from grains, ...
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1answer
366 views

Is DMS content relevant when using extract?

Most extract kits suggest simply dropping the extract in the bucket with some boiling water. Do extract brewers need to be concerned about DMS levels or is that taken care of in the starch conversion ...
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3answers
779 views

Melanoidins in beer

Where do melanoidins come from in beer? What characteristics do they bring to beer?
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2answers
237 views

Strange black pods in wort - hop seeds?

We just brewed an all grain batch yesterday. There was an ounce each of two types of whole leaf hops (from Freshhops) in the boil. After cooling the wort, we strained it through a fine mesh strainer ...
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3answers
2k views

Dealing with hot and cold breaks

I'm curious to hear how folks remove the hot and cold breaks in their brewing process? With the hot break, I try to spoon out as much as I can, but this often feels like fighting the wind. When it ...
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2answers
103 views

Evaporation rate

Right now, when brewing, I have one step that is never the same : the boil. Actually, the boil phase is going alright, my problem is with the evaporation rate of my wort. I have a few questions... ...
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1answer
1k views

What is the ideal boil pH?

What is the ideal boil pH? You hear a lot about mash pH, but if you've maximized your mash efficiency and conversion what is the best pH for the kettle? Pre boil? Post boil?
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384 views

Any reason not to boil for longer?

I've been looking at ways to improve my brew efficiency, and one method that I've not seen much discussion of is increasing the boil duration. Usually when I finish lautering, the wort coming out is ...
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1answer
116 views

Relation Between Bitterness And Boil Strength

Last month I made an IPA with some experimental grapefruit hops with 18% AA but the final product turned out with very low bitterness and low hopppy flavor. The first thing in my head was that it ...
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1answer
151 views

Boil size, ABU's and adding LME

I see version of this question has been asked, so apologies for the repeat but its never quite answered in the way I need. I made a batch last night and noticed half way through the process that ...
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1answer
229 views

After how long of a boil will LPT1 and other head retention proteins denature?

I've read that certain proteins denatured during the wort boil is responsible for causing great, delicious foam. I don't get me no foam. I'm also doing partial boils using extract. So my question ...
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1answer
177 views

What does it mean when a recipe calls for a boil addition of coffee in pounds, but also mentions brewing the coffee?

Context: I know that there are a bunch of different, hotly debated opinions on how/when to add coffee to beers. I'm much too new to be a loyalist, but I am confused: I'm brewing a Russian Imperial ...
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1answer
287 views

Leaf Hops in Primary

I used leaf hops in my boil and did not filter them out when I transferred to primary. I thought it'd be like pellet hops, which settle down into the yeast cake. This is not the case, though. They ...
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3answers
2k views

What is the Maillard reaction, and why should I care what a duck thinks?

What is the Maillard Reaction? What does it do for my beer? What can I do to encourage or discourage it?
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3answers
227 views

How to make more beer than I can boil?

I will soon need to buy some more equipment, but I want to think it a little bit what I really need to buy and in the meantime I will try some workaround. I was thinking of brewing mash/extract ...
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1answer
68 views

Testing bitterness during boil

Will be modifying a recipe and while I know the alpha % of the bittering hops and this being the first time I'm altering a recipe I'm wondering during the boiling process have I added enough bittering ...
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2answers
182 views

Gravity going down during boil. How can it happen?

Can you think of any scenario (apart from errors of the measurement tools) where gravity actually goes down during boil. Normally, due to the loss of water, gravity should always go up. During our ...
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3answers
71 views

Camping stove as a wort heater

I'm looking for a way to get a good rolling boil on 5 gallons of wort, on a really tight budget What are my best options?
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3answers
444 views

Should I have extra wort for boil when using leaf hops?

The first time that I brewed with whole flower / leaf hops, my more-experienced homebrewing friend said that I should have more wort than usual at the start of the boil, because the dried leaves will ...
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1answer
774 views

First All Grain Batch / LOW Efficiency

Yesterday I went down to my homebrew retailer, planning on buying a simple screen/valve assembly for a cooler. No go. He didn't have any of THOSE left, however he did have an assembly to use an ...
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1answer
359 views

Why does gravity increase between pre-boil and pitching?

My handy-dandy "Beer Craft" book has a handful of recipes with useful information, including expected targeted pre-boil gravity, original gravity, and final gravity. Their pale ale recipe, for ...
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1answer
97 views

Mashing bag problem

I tried for the first time using the BIAB method and ran into a big problem with the mashing bag. I placed all the ingredients (9lbs of different grains) in the mashing bag without thinking of the ...
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2answers
2k views

What does “steeping hops” mean?

In an IPA recipe I came across, a final small addition of hops is supposed to be "steeped". What does this mean? Is it just a different way of saying "add at knockout"? The recipe is here ("The ...
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1answer
159 views

Why does stirring the wort lead to swirls and bubbling?

I'm a beginner brewer, but I've noticed that on every batch I've done so far, when the wort is boiling, and I stir the wort, it ends up behaving this way. Can anyone explain why this happens?
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1answer
4k views

Where to buy an immersion heater?

I'm planning to make a Hot Liquor Tank with a 5 gallons cooler and an immersion heater, but I don't have idea about where and which immersion heater I need. I read a tutorial, and the guy is using a ...
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1answer
1k views

Screw dimensions for camco/reliance water heater element?

I'm planning to install a water heater element in my boiling kettle. I have been looking at the Reliance and Camco elements but since neither is easy to get by in Finland I really need to go for a ...
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3answers
121 views

Specialty Grains, To boil or not to boil

I've been doing a lot of reading on brewing in preparation for my second batch. The first mention of using specialty grains that I found suggested boiling them in the brew water for a full hour. I ...
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1answer
271 views

First Home Brew - Double IPA - Boil Question

I am in the middle of my brew for my first home brew, a Double IPA from Brewer's Best. I added the first package of Columbus hops at the start of the boil as instructed, and its as if they haven't ...
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2answers
157 views

Question about hop schedule and BIAB

I've done three brews so far, one with a partial mash, one with only extract and one BIAB. I'm restricted to working with a 10L kettle (a little more than 2.5 gallons). For obvious reasons, this ...
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1answer
177 views

Electric brewing inside

It's starting to get cold out there but I still want to brew. I started looking into electric brew kettles (i am still new and only using extracts kits). Most of the stuff I read online is about ...
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3answers
183 views

What is the use of aromatic notes of bittering hop single-purpose?

My knowledge about hops and their contributions to bittering and aroma: The hops can be grouped by four purposes, being: Bittering, Aroma and Dual, the dual can be divided yet by "bittering/aroma" ...
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1answer
39 views

Oil before hops

So I recently got a propane burner to brew outside (it's way too hot to be brewing inside), and I noticed something weird. As the wort came to a boil, it seemed like there was some oil floating on ...
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1answer
26 views

Is there any electrical work required for using a pre-assembled heating element?

Do I simply plug a pre-assembled heating element, like this one from the Electric Brewery, into a 120v outlet (given I have no 240v outlet) and then unplug it after the boil is complete? I am reading ...