Onion soup with stilton rind

When I get home from rushing around the country, one of the first things I do is to make a huge pot of onion soup. So easy to make and so consoling, whilst I sit staring at the wall with exhaustion, if was my best friend since school - writer and poet Christine Coleman - who had the idea of adding the grated Stilton rind, and it gives the soup a whole different body. Christine was one of eight children so nothing was ever wasted in her house; I have always hated throwing out the remains of