Quite difficult to actually find a chilled sandwich in the trendier cafes - hallelujah. Another example of better product for the customer, savings in kit/running costs for the operator and a better carbon footprint.
see previous blog posts:
http://greatcafes.blogspot.com/2012/01/browns-of-brockley.html
http://greatcafes.blogspot.com/2011/04/now-thats-how-to-sell-sandwich.html
http://greatcafes.blogspot.com/2011/07/now-thats-how-to-sell-sandwich-part-2.html
http://greatcafes.blogspot.com/2011/10/more-recipease-please.html
http://greatcafes.blogspot.com/2011/06/pret-coffee-kitchen.html
http://greatcafes.blogspot.com/2011/11/carluccios-expanding-displaying.html