To Step Mash or Not to Step Mash???

Post #1 made 14 years ago
I have about 6 full volume BIAB batches under my belt. I have just stumbled upon step mashing for BIAB. Just curious what the general consensus is about BIAB step mashing. Is it done to improve efficiency? If I can pick up a few points I wouldn't mind doing it since it really does not change the overall process much.

TIA!

John

Post #3 made 14 years ago
[center]ADMIN NOTE[/center]
Hi there joshua,

The link you have supplied above was the first guide to BIAB that was written, by me (unfortunately :)), probably around five years ago now. I wrote the escalator mash into the guide because I was very short on time and it saved me having to write about strike temperatures etc. Shortly after, I wrote a correction to the guide and advised people not to use the escalator mash for several reasons...

1. It is incredibly laborious. You are applying heat which, for a lot of brewers, means constantly agitating the grain to avoid bag burning.

2. Any benefits, if any, are totally dubious.

3. On the one or two escalator mashes that I or others tried (and I only know of one or two), some figures came in under what was expected. In those days, I thought figures from a single brew could be trusted. I now, of course, know better so this last reason is not valid.

So my, 'escalator mash,' is something I wish I had never written about as it has caused a few brewers a lot of labour for no benefits.

As for John's original question in this thread, I think your answers above are excellent. Another helpful answer can be found here

Cheers,
Pat
Last edited by Pat on 02 Sep 2011, 20:18, edited 5 times in total.
Are you a "Goodwill Brewer?" Pay forward and Buy Some BIPs ;)

Post #4 made 14 years ago
No apologies needed josh :P. It was fun being reminded of the, "BIAB Booklet," and the information in your posts above is great. One of these days I will try the escalator mash again on a few side by side brews just for fun.

You'll notice that a lot of what is in the booklet is in the current, "The Commentary." This is going to be re-written, yet again, after the new calculator is completed. Hopefully I will do a much better job this time though I am not looking forward to it :nup:.

C'est la vie,
Pat
Are you a "Goodwill Brewer?" Pay forward and Buy Some BIPs ;)

Post #5 made 14 years ago
Yep, and then let the bag drain for hours :)

And that's why you can get 97% efficiency with BIAB
Fermenting: -
Cubed: -
Stirplate: -
On Tap: NS Summer Ale III (WY1272), Landlord III (WY1469), Fighter's 70/- II (WY1272), Roast Porter (WY1028), Cider, Soda
Next: Munich Helles III

5/7/12

Post #6 made 14 years ago
Do they do a mashout in congress mash?
Fermenting: -
Cubed: -
Stirplate: -
On Tap: NS Summer Ale III (WY1272), Landlord III (WY1469), Fighter's 70/- II (WY1272), Roast Porter (WY1028), Cider, Soda
Next: Munich Helles III

5/7/12

Post #7 made 14 years ago
Tried my hand at a step mash on the long weekend. 52-63-72 then ramp to 78.
Hit a mighty 88% efficiency, but this is also the first time I have been able to mashout and hoist the bag via a pully system. So while I don't think the step mash helped efficiency, the ability to hit mashout temp really helped the bag drain once I had it hoisted.
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