Fairly new to fermenting beer (doing batch #4).
Brewing a Russian Imperial Stout FWK. Was supposed to be OG around 1.090. Measured 16.1 Brix (1.060) using a refractometer (after I added 6L water to the 15L FWK).
Yeast is 2 x packets of Mangrove Jacks M42 Strong Ale that was rehydrated...