Combine the sugar and orange juice or hot water until the caster sugar dissolves (I just stir the ingredients in a mug). Slowly pour the drizzle over the top of the cake while it is still warm.
Mix the icing sugar and zest and stir in the orange juice a little at a time until you get a smooth paste. Drizzle this over the cooled cake. Preheat your oven to 180°C and line a 2-pound loaf ...
Grease or line a 2lb/900g loaf tin. Cream together ... marmalade, orange zest, chopped ginger and syrup. Spoon into the prepared cake tin. Bake for 30–40 minutes, or until a skewer inserted ...