Butter 4 ramekins or metal pudding bowls and set oven to 200oc. Place the chocolate and butter in a bowl and melt over a bowl of simmering water. Whisk the sugars and eggs for a minute.

Add the lemon syrup. Cool and mix in the raspberries. Place the chocolate in a heatproof bowl over a pan of hot water and allow to melt. Crush the biscuits and mix into the melted chocolate with ...