Ingredients
- 250g dark chocolate, broken into chunks - standard supermarket chocolate is fine
- 300g self-raising flour
- 300g light, soft brown sugar, plus 2 tbsp
- 50g cocoa
- 200ml sunflower oil, plus a little extra for greasing
- 284ml soured cream
- 3 eggs
- 1 tsp vanilla essence
- 500g white caster sugar
- 1 tsp vanilla extract
- 1 tbsp liquid glucose
- 2 egg whites
- 25g icing sugar, sifted