A mixture of grain and water, used to convert complex carbohydrates in grain into sugars that yeast can convert into alcohol.

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What effect does conversion have on mash temp

We're mashing our second batch (after a year of extract) and seems like we cannot keep the mash temp low enough. We struck at 165F in an attempt to hit 152 for mash (grain was at 65F). We saw a ...
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86 views

Temperature rests for hefeweizen

I have an AG recipe for hefeweizen that I want to try. It is 5 gallons, 9.5 lbs of grain, and I only have a 5 gallon picnic cooler tun. It calls for 3 temp rests and a mash out step. My question ...
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163 views

Mashing raw spelt/dinkel

I just got a hold of some organic raw spelt that I would like to use in a wit instead of flaked wheat. Do I need to gelatinize the spelt? How do I do that? Should the grain be milled at some point? ...
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85 views

Conversion efficiency

What is the typical conversion efficiency during a normal single-rest mash (152 F/67 C, 3 l/kg)? I usually get around 80 %, but Braukaiser claims that it should be close to 100 %. I mash for 60 ...
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235 views

What can I do with the pressed grapes (mash) after getting the juice out?

What can I do with the pressed grapes after getting the juice for making wine? It smells so good. It seems a shame to just throw it all away.
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2k views

What happens when mash temperature is too low?

So yesterday we brew our second beer. As expected, some errors occured during the process, which is alright, we're learning! :) So the main problem is that we were only able to keep the mash ...
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107 views

When to adjust ph with mash infusions

I normally do a single mash so I only take one ph reading and adjust the ph with some lactic acid to get within my target range. now I want to do a brew with step mashing where I need to add hot water ...
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67 views

Is tin safe on the mash?

A friend is building a manifold and the copper connections he bought have a bit of tin (Sn) on it, supposedly to make the solder easier. He is not going to solder them so the tin will remain in ...
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192 views

Mash Efficiency With Top Off

I just put my second AG batch into the primary, but I ran into an issue I need some help with. When I did my first AG batch, I used water that was treated by a water softener (I know, I know...it was ...
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667 views

overheated the mash by a long shot

I asked before and got some help and have done some reading since. The temp in my mash jumped from 175 to about 195 after I put the lid back on. How much damage did I do? Some things I've read since ...
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903 views

Poor efficiency during first all grain brew, need an fail safe for next brew

For my first all grain brew I bought an octoberfest all grain kit from morebeer. Before brewing with it, however, I decided to try a very cheap smash recipe. I ended up with a very low efficiency ...
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190 views

Mash process vs specialty grains

Everybody can buy a certain number of specilaty grains and combine them, but in a way it seems to me this way I will do something that someone else can do just replicating my grain choice. On the ...
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89 views

How do I correct acidity/tartness in a fermented beer?

I just moved to a new state, and brewed a dark beer recipe that I'm fond of-- a weizenbock. However, I believe my water chemistry may have been different enough from my previous location to have ...
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90 views

Steeping/Mashing Cara- Grains

I have a smaller (5 gallon) mash tun. I recently mashed 14 lbs and was only able to get a mash to water ratio of 1.2 and filled the tun!. Temp was right on, but I only got 55% efficiency. I have a ...
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161 views

How should I combine grain and hot water when doughing in [duplicate]

Possible Duplicate: Should the grain or strike water be added to the mash tun first? Should I add water first, then grain? Grain, then water? Both at the same time? I'm worried that ...
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barley content in whisky from barley grains [closed]

Of the whiskey in a barrel, what % of it is barley? From what I understand, to make wort only 20% of spent grain is left. This leads to a figure of 80% of the grain dissolved in the wort. After ...