During mashing going to steep the grain in 6 gallons of water at 153 F and stir vigorously at start and every 15 minutes. batch sparge with 2.5 - 3 gallons at 175 F, keeping 1" water above the grain bed. Boil is going to very vigorous with large bubbles and turbulent wort. Adding half a pound of white table sugar to the last 5 minutes of the boil will raise the sugar concentration up making the original gravity higher and in the range of Imperial IPA. An alternative to the above mashing is ...
Chinook IPA