To make the beer and onion gravy, heat the oil and the butter in a large, heavy based saucepan. Add the onions and sugar and cook over a low heat for 45 minutes, stirring now and then, until soft ...
Add the sugar and allow to colour the onions. Add the beer and stock and bring to a simmer. Return the sausages and simmer for 20 minutes or until sauce is spoon coating consistency. Add the ...