Ingredients

For the cake
2 eggs
2 egg yolks
3 tbsp caster sugar
100g/4oz bar dark chocolate (minimum 70% solids), broken into pieces
100g unsalted butter, cut into cubes
50g plain flour
For the marmalade ice cream
1 vanilla pod
200ml whole milk
1 large orange, zest only
100g caster sugar
568ml/19 fl oz pot double cream
6 large egg yolks
5 tbsp orange whisky marmalade (good-quality, fine cut)
For the centre
600ml/1pint tub orange sorbet (you will only need approx 400ml), softened slightly
For the meringue topping
4 egg whites
225g caster sugar
For the chocolate sauce
200g/7oz bar dark chocolate (minimum 70 per cent solids)
1 tbsp golden syrup
25g butter
5 tbsp warm water