Ingredients
For the Biscuit Cake:
- Biscuits: 750g (wholegrain biscuits work well)
- Walnuts: 100g, chopped
- Sugar: 180g
- Cocoa Powder: 60g
- Butter: 150g
- Water: 250ml
- Vanilla Essence: 1 tsp
For the Chocolate Coating:
- Whipped Cream: 120ml
- Dark Chocolate: 120g
- Chopped Walnuts: Optional, for decoration
