Sunday 10th April 2016 - Brewday. Mashed in with 28L at 68oC. Mash temp 64.6oC.
15 mins. pH = 5.9 (added 2 mL more lactic acid). 64oC.
30 mins. pH = 5.5. Turned on induction plate.
60 ish mins. Temp at 75oC (mash out?). pH = 5.32.
Drained the bag. A real pain in the arse (again). Need to sort a better method. Poured off about 4.5L of wort at 86oC into a sanitised plastic bucket (for transfer to 5L glass demijohn to make a berliner with proviva and spontanale bottle dregs). Chilled to 50oC and then added 0.5L Mango Proviva juice. Temp 45oC. Wrapped in a sleeping bag and plastic wrapped the top.
40 min boil. Added chiller after 15 mins.
Cooled and pitched at 18oC. 4th generation Vermont Slurry from 28th March 2016 (250-300mL). Moved to basement at 18oC ambient (added blowoff).
Approx 22L at 1.042. pH = 5.3.
24h later pH of proviva soured wort = 4.39. Added sacch trois slurry to ferment.
Tuesday 26th April 2016 (Day 16) - Dry Hopped with 75g Jarrylo and 56g Denali. Approx 7 g/L in oxygen purged DH keg. FG = 1.012. 3.95% ABV. pH = 3.90!!