i brewed a 4 gallon stout and my og was supposed to be 1.102 bout my measured og was 1.062 i hit my mash temp perfectly in 11.25 qt of water of 152 degrees for 30 minutes and sparged in 8 qt of water for 20 minutes at 170 degrees, my grain bill was
4.00 lb Amber Dry Extract (12.5 SRM) Dry...