Heat ~ 7.9 gallons of water to 160'ish* F and add the bag and grains
Mash for 1 hour (stirring every 10-15 minutes) at about 152*F
Hang, drain, and moderately squeeze the bag over kettle while it heats to boil
60 Minute boil
I get about 75% efficiency this way. More if I squeezed like hell...