I wouldn't recommend using the ailerons either ( and I'm well aware that ailerons are ineffective and even reversed at very high alpha).
Lower the nose, unloading the G, roll the wings. Nevertheless I believe this was unrecoverable - so no slight on the crew. I remember I was taught early on by an examiner, having been taught by a 20 something instructor that regurgitated the text book technique to me - don't you touch that rudder in a stall! I don't fancy spinning today! You really have to know what you're doing. And I mean not spew out on pprune some quote written by a very capable test pilot - I mean practice these procedures in a type or similar at sensible timescales.