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All Grain Brewing / Re: I have been reading up on decoction mashing again
« on: April 02, 2010, 01:46:39 PM »
I read the chapter in Brewing with Wheat on the weiss beers of Southern Germany yesterday, and I was surprised to learn how many of the breweries use a decoction mash for their hefeweizens. I didn't realize that was traditional.
Also interesting was the fact that Spaten abandoned decoction mashing in favor of a single infusion at 144F for their Fransizkaner Hefeweissbier. According to the head of brewing operations (Dr. Jorg Lehmann), they did a series of blind taste tastes in which participants couldn't tell the difference. By way of explanation, he is also quoted as saying "The malt quality has improved very much."
I do plan to try a decoction mash on my next hefeweizen.
Another thing I found interesting (which has nothing to do with decoction mashing but rather it reminded me of Kai's experiments with skimming) is that many of the brewers interviewed for the book talked about skimming the yeast and protein material from the top of the beer during fermentation. One of them notes specifically that this has to do with furthering the smoothness of the beer and is not just for yeast propagation purposes.
Also interesting was the fact that Spaten abandoned decoction mashing in favor of a single infusion at 144F for their Fransizkaner Hefeweissbier. According to the head of brewing operations (Dr. Jorg Lehmann), they did a series of blind taste tastes in which participants couldn't tell the difference. By way of explanation, he is also quoted as saying "The malt quality has improved very much."
I do plan to try a decoction mash on my next hefeweizen.
Another thing I found interesting (which has nothing to do with decoction mashing but rather it reminded me of Kai's experiments with skimming) is that many of the brewers interviewed for the book talked about skimming the yeast and protein material from the top of the beer during fermentation. One of them notes specifically that this has to do with furthering the smoothness of the beer and is not just for yeast propagation purposes.


