I did a 1 gallon all wheat biab last year. I mashed same temp you did. I did a 10 min decoction at 30 min. I did just as James did at 2-3 days, scraped the krausen (ferm at about 70 degrees for about a week and a half). Then I bottled conditioned. I drank at 3 weeks, 2 months and then 6...