Preheat the oven to 200C/400F/Gas 6. Cut the chocolate into small pieces and melt with the butter in a heatproof bowl over a pan of simmering water. As soon as the chocolate has melted ...
If I'm not handing this chocolate fudge straight round at a party or with coffee after dinner, I might keep half in my freezer, and put the other half in a box or two for Christmas presents.