£6 off any Dream incl milk/ice cream
If you sign up to 'The Dream Challenge' at dairy-free brand Dream, you can print £6-worth of coupons (four £1.50 off coupons) valid for 14 days from the date of printing.
On Tue 12 Sep Dream said there were 30,000 coupons left. They're available until Tue 26 Sep, or until they're all claimed.
Rice Dream is on offer for £1 a litre at Waitrose* (these two varieties only) until Tue 3 Oct, so you could get 6L FREE with these coupons.