Chilli White, thats the one! Its a good street view angle you have go there. You can see how the cut off the cloth hall and demolished it when they buikld the railway viaduct to cross the city. Originally it would have been a lot wider and square with a courtyard down the centre.
The little known bakers and little known entrance is in the downstairs part of the Corn Ex.Entrance by auto doors just by your last photo - looks like a close fire escape.http://goo.gl/maps/iMNNWhen you go in keep left. Theres the cafe, restaurant, nice loos amazing cake shop and the bakery, bread shop.They do these little knotted currant swirls