Had this quite some time ago. Not from Sainsbury's but from a brew dogs and friends subscription. They did have them in Sainsbury's for £1 when they discontinued it. Tasted lovely, almost like a creamy trifle flavour but in beer form.
Purchased at Sainsbury'sEarned the Beer Gathering badge! Earned the Beer Party badge! Earned the Newbie badge! Earned the Untappd at Home badge!