A princely 35p for 100g, and, I'll wager, the single greatest bargain in the snack market today. I'm not saying it's as good as Cadbury Dairy Milk, because it's not, but at it's price, it's far better than it deserves to be. Don't believe me? See what these happy customers have to say:

http://www.sainsburys.co.uk/webapp/wcs/stores/servlet/gb/groceries/sainsburys-milk-chocolate--basics-100g?langId=44&storeId=10151&krypto=mHHACUdP7grXNlfRNFik8mLJBNKPgV9ZZlBY%2Feu%2Fmixv%2FiaoFMwc6pB517KLitFKvOKo9MY2zf5V%0AEZLRCTNC4c1wjFJycBhbbKoCQf%2BV6hAoRWLhkWoeelubrjeGbykr&ddkey=http:gb/groceries/sainsburys-milk-chocolate--basics-100g#BVRRWidgetID