10.25 lbs two row
1.25 lbs munich
1 lb crystal 40
.75 lb chocolate 350srm
.5 lb black patent 500 srm
pitched a starter of imperial darkness, fermented at 66-69 F
it stopped at 1.020. I gave it a swirl, bumped the heat up, gave it some more time and it's not budging.
is there anything I can...