The process of heating the wort to 100 deg. C or higher, causing the wort to boil. Hops are most often added during the wort boil.

learn more… | top users | synonyms

0
votes
0answers
7 views

How do I set up a Sestos D1S temperature controller with an NTC temperature sensor probe -40-120C

I have not succed to configurated my SESTOS digital PID with an temperature sensor probe working between -40°C to + 120°C. I put CtrL to 3 ( PID ) SN to 20 ( cu50 matching my sensor ) and Op1 to 2 ( ...
1
vote
2answers
42 views

Boil options with a small pot

I'm about to make my first brew (from a kit), it's a 25litre batch (6.5us gal). Following John Palmer's advice I will be doing a partial boil. But the biggest pot I have available is 6litres (8qt). ...
7
votes
7answers
11k views

How do you strain pellet hops out of wort or beer?

After boiling pellets how can I deal with them? Is there a simple way to get them out of the wort, or can I leave them during fermentation? In that case will I be sure they will drop on the bottom and ...
1
vote
3answers
241 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 ...
1
vote
1answer
33 views

Effect on a low gravity boil size on IBUs in the final batch

This question is a follow-up to the original one regarding the effect on boil size on IBUs. (Effect of boil size on IBUs) I understand that the boil gravity tends to lessen the utilisation of hops and ...
2
votes
2answers
96 views

On using a stainless steel tea bag to hold the hops while boiling

We are going to brew a Maibock next weekend and would like to substitute the whirlpool with a a metallic tea bag that holds the hops (pellets) while boiling. We tried a smaller metallic tea bag with ...
3
votes
1answer
204 views

Gunk in bottom of all grain boil

After finishing the boil and chilling the wort for my all grain batches I find I always have a large volume of gunk left of the bottom of the pot. I'm sure it's just spent hops and other solid bits ...
7
votes
3answers
4k views

What does a 0 minute boil time mean?

I have a recipe that calls for an ounce of hops at 0 mins. boil time, any idea what you would do here? Typically, after a my 60 minute partial boil is complete, I take the pot off of the stove ...
3
votes
3answers
207 views

Which is worse: a weak boil or boiling with a lid partially on?

I finished Papazian's book The Complete Joy of Homebrewing last weekend and learned that a vigorous boil is necessary to isomerize the alpha and beta acids in hops which makes these bittering acids ...
1
vote
1answer
110 views

Would insulation on a kettle help a boil at all if the lid was off?

I bought an 1800 watt induction cooktop and 2 1000 watt bucket heaters that unfortunately were not able to boil 6.5 gallons of H2O in 90 minutes, although it appeared to get close and perhaps 0.5-1.0 ...
3
votes
7answers
1k views

Is it possible to do full boils without a propane burner?

I currently brew all-grain using a 7.5 gallon pot on a propane burner outside at a house I currently rent. However, I'm planning to move within the year to an apartment in the city and likely won't ...
0
votes
1answer
50 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 ...
1
vote
3answers
96 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?
2
votes
2answers
194 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... ...
1
vote
1answer
76 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 ...
0
votes
3answers
286 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" ...
1
vote
1answer
156 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 ...
1
vote
3answers
318 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 ...
0
votes
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 ...
2
votes
1answer
120 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 ...
4
votes
1answer
49 views

Determining the amount of herbs to use

I am planning on brewing a herb beer; Rooibos Honey Ale. Question one is: How can I estimate (ball park) the amount of herbs to use prior to brewing the beer? Should I make a tea and then calculate ...
5
votes
4answers
2k views

What are the consequences of a “weak” boil?

I am new to homebrewing and am getting help from an experienced brewer. So far I think everything has gone OK. I am doing all-grain brewing on a stovetop. I have done 2 brews. I am doing the mash and ...
5
votes
1answer
424 views

Is there a need to stir the kettle at some regular interval while boiling the wort?

I extract brew. After I boil the three gallons of water, I take the kettle off the stove and pour the sugars in, and stir under I'm convinced it has all been dissolved. Placing the kettle back on the ...
4
votes
3answers
380 views

How long do you boil liquid to be used in a beer?

I believe this is perhaps only one question, but there are a few different situations, namely to make a water/DME mixture for a starter, how long? to prime with a sugar water mixture, how long? to ...
4
votes
2answers
142 views

Is it safe to boil my wort outside while it is snowing?

It's snowing where I live. Are there any risks involved with boiling my wort outside, when snow can enter the boiling pot?
0
votes
1answer
369 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 ...
1
vote
2answers
3k 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 ...
1
vote
1answer
184 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?
4
votes
2answers
765 views

What is the Purpose of Adding Malt Sugars Towards the End of the Boiling of the Wort, as Opposed to the Beginning?

I am in the middle of brewing a Phat Tyre Amber Ale from Northern Brewer. After boiling the water and steeping the grain, I took the pot off and added the liquid 6lbs Munich malt syrup and the dry 1lb ...
8
votes
4answers
429 views

Small Space & Apartment Brewing: Boiling

Given the limited space of an apartment, what tips do you have for the boil? Do not consider budget to be a factor. This is the fourth question in a series of discussions about small-space brewing. ...
3
votes
2answers
321 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 ...
0
votes
2answers
181 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 ...
1
vote
1answer
458 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 ...
10
votes
7answers
3k views

Aluminium boil pots: Heresy or not?

Are aluminium pots acceptable as boil vessels? They're cheap, but I've heard they can produce off-flavors. Any experiences with them?
1
vote
3answers
564 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 ...
1
vote
3answers
235 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 ...
1
vote
2answers
213 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 ...
5
votes
1answer
296 views

Should I extend boil times if temperature drops?

I use an electric burner when I home brew. It doesn't have a ton of excess power but it can get a nice rolling boil going. Occasionally, when I add malt extract to my kettle the temperature drops ...
3
votes
1answer
363 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, ...
2
votes
1answer
160 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 ...
5
votes
1answer
161 views

Is there a distinction between flavoring (e.g. 30m) and aroma (late) hop additions

Boiling hops reduces the beta acids that are associated with aroma/flavor. Is there any other advantage to a 30 minute hop addition or could you just increase your 60 minute hop addition to achieve ...
2
votes
1answer
2k 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?
5
votes
4answers
232 views

how much air would I need to move to be able to brew in my basement?

I currently brew in my garage but everything that I need is in the basement, so I was wondering if it would be reasonable to think about power venting the fumes, and therefore to CO outside to make it ...
1
vote
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 ...
2
votes
1answer
180 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 ...
1
vote
1answer
6k 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 ...
2
votes
3answers
484 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 ...
5
votes
3answers
6k views

All grain - is full wort boil absolutely necessary?

From what I've read it seems you Have to boil the full wort amount when going all grain. I just want to make sure that is the case, as I couldn't understand why you couldn't just boil the malt etc and ...
6
votes
1answer
2k views

What is the purpose of boiling wort?

Theoretical question here. What happens when wort is boiled? Why do we do it? Why is the process not done at cooler temperatures? My limited understanding, with some assistance from this post and ...
4
votes
2answers
496 views

When to remove hops and other bittering/aroma agents?

On brew day, when is the appropriate time to remove the hops and other bittering/aroma agents from the wort? Is it at flameout, or is it once the wort has been fully cooled and is ready for the ...