£9 for the bag, £2.99 standard delivery.
Promo code L2118 is good for 10% off. Delivery was only £1 in the end, dunno if that was the ocde or some other offer they're doing. So the price could just £9.10 deloivered if you're lucky.
Quidco do 8% too.
The site can be a bit slow, so phone 0844 880 5852 if it is. They still accept the code over the phone, apparently, but obviously quidco would be out of the question.