Water: https://www.brewersfriend.com/mash-chemistry-and-brewing-water-calculator/?id=V27BK3T Magic Rock notes: whirlpool addition in this was 0.9g/l and the hop back was 3.6g/l, the dry hop addition was 9g/l. I will do only Whirlpool of about 4.5g/L and Dry Hop of about 9g/L. If kegging: Dry hop some in the keg.
The first beer that will be brewed at home! BIAB to 10 liters.