ok, so revised:
- crack the wheat lightly, (mash) boil in 4l water @65c for 60m, strain to remove wheat, retain liquid
- add 4l water, add malt, 20gm hops and gently boil 30mins then add 20gm ns and boil another 30mins
- turn off heat, stir in 10gm ns,
- cool to ferment temp, put in...