The basement lab set-up. |
WHAT I DO:
1. Use Brettanomyces in some form.
The combination of the peppery phenols of the saison yeast and the funky fruitiness of Brett really compliment one another. One of my favorite saison yeasts is White Labs 670 - American Farmhouse Blend; it has a strain of Brettanomyces Bruxelles in the vial with the Sacchromyces (a saison strain), making it an easy and affordable one-two punch. (Its said this strain was developed in conjunction with Tomme Arthur from The Lost Abbey.) I've also had really good success with adding Brett after primary fermentation. When doing this I tend to go with WLP 565 for primary (read #2...), and finish it off with WLP 645 Brettanyomes Claussennii. If you are going this latter route be sure to build in a little residual sugars in your recipe for the Brett to work on, as WLP 565 attenuates really well if treated right.
2. Ferment it right, and get it HOT!
Saisons are best when dry, and to achieve a maximum level of attenuation, you need to be ramping up your fermenting temperatures. (This is true even if you are using Brettanomyces in the secondary.) "Ramping" is the key term here -- don't start fermentation off in the mid- 80s; its important to keep initial temperatures mild to restrain fusel alcohol production during the growth phase (about the first 24 hours). Ramping is exactly what it sounds like: gradually and regularly raising the temperature to drive attenuation and ester and phenol production.
As the growth phase of the yeast completes (~24-36 hours after pitching), begin your ramping schedule. I start at 65º ambient and ramp 2º F (1.1º C) every 24 hours. |
3. Use table sugar and aciduated malt (for the Brett).
Because it is easily fermentable, table sugar will increase the perception of dryness in the final beer (and also increase the alcohol, of course; an ancillary benefit!). It aids in insuring your saison will attenuate, and accents the yeast esters too.
Aciduated Malt is loaded with lactic acid, and is used by some brewers to adjust mash pH. With my mellow water profile out here in Colonie, New York, I generally don't have a problem getting my water right where I want it with mini9mum adjustments using water salts, and don't use Lactic acid or aciduated malt for the purpose of adjusting mash pH. (I'll discuss my water profiule and adjustments in a future blog post, if people are interested.) I add Aciduated Malt to my saisons and 100% Brett IPAs specifically becuase Brettanomyces will take this lactic acid and convert it into some deliciously tropical-fruit-like esters (ethyl lactate). I forget where I picked up this trick, but would be willing to bet it was from either the Mad Fermentationist blog or the Embrace the Funk interview with Chad Yakobsen of Crooked Stave. (I think I mention these resources in every blog post I do...I've learned a TON from reading these blogs!)
In recipes with a lot of pilsner malt you definitely want an extended aggressive boil (~90 minutes) to drive off SMM, the precursor to the corny compound DMS. |
Yes, it is supposed to look like that... |
Here's the recipe of the saison I have bubbling away on the fermenters right now -- you'll notice its really basic, and closely resembles the first saison I blogged about over a year ago. I've found I like simplicity in most of my yeast-driven beers:
Batch Size (fermenter): 11.00 gal
Boil Size: 13.42 gal
Boil Size: 13.42 gal
Boil Time: 90 min
Equipment: Wittbrew 5000 (10 Gal/37.8 L) - All Grain
Equipment: Wittbrew 5000 (10 Gal/37.8 L) - All Grain
End of Boil Volume: 12.22 gal
Final Bottling Volume: 10.00 gal
Brewhouse Efficiency: 68.00 %
Final Bottling Volume: 10.00 gal
Brewhouse Efficiency: 68.00 %
Est Mash Efficiency 73.2 %
15 lbs Pilsner (Best Malz) (2.0 SRM) Grain 1 60.9 %
4 lbs Munich Malt (7.0 SRM) Grain 2 16.2 %
3 lbs Wheat Malt, Bel (2.0 SRM) Grain 3 12.2 %
1 lbs Acidulated (Weyermann) (1.8 SRM) Grain 4 4.1 %
1.9 oz Carafa Special I (Weyermann) (320.0 SRM) Grain 5 0.5 %
1 lbs 8.0 oz Cane (Beet) Sugar (0.0 SRM) Sugar 6 6.1 %
1.00 oz Centennial [10.00 %] - Boil 60.0 min Hop 7 14.4 IBUs
1.40 oz Citra [12.00 %] - Boil 10.0 min Hop 8 9.7 IBUs
1.00 oz Citra [12.00 %] - Boil 5.0 min Hop 9 3.8 IBUs
1.00 oz Citra [12.00 %] - Boil 0.0 min Hop 10 0.0 IBUs
American Farmhouse Blend (White Labs #WLP670) [600 ml creamy slurry]
(-OR- WLP 565 primary with Brett Clausseni secondary)
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