750g molasses sugar
a fair amount of cloves, cinnamon bark, juniper berries
Serves: A living-room full of people, all evening
Cut the orange and lemons into segments, mix all ingredients except brandy, warm then gently simmer for 20-30 minutes. Add brandy. Serve to a room full of people, they will get drunk. Your flat will smell mulled for some time afterwards.
(You may wish to do this in four separate batches for convenience.)