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No-Bake Chocolate Biscuit Cake

A rich and creamy no-bake chocolate dessert made with crunchy biscuits, silky chocolate filling, and glossy ganache.
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Prep Time 20 minutes
Total Time 4 hours 20 minutes
Servings: 10 slices
Course: Dessert, Snack
Cuisine: American, Autumn
Calories: 340
Ingredients Equipment Method Notes

Ingredients
  

Cake Base
  • 300 g tea biscuits broken into pieces
  • 200 g dark chocolate chopped
  • 100 g milk chocolate chopped
  • 120 g unsalted butter
  • 1 cup sweetened condensed milk
  • 3 tbsp cocoa powder
  • 1 tsp vanilla extract
  • 1 pinch salt
  • 0.5 cup walnuts chopped
  • 0.25 cup mini marshmallows optional
Chocolate Ganache
  • 150 g dark chocolate chopped
  • 0.5 cup heavy cream
  • chocolate shavings for garnish

Equipment

  • Mixing bowls
  • Loaf pan or cake tin
  • Saucepan
  • Spatula

Method
 

  1. Break the biscuits into uneven bite-sized pieces and place them in a large mixing bowl.
  2. In a saucepan over low heat, melt dark chocolate, milk chocolate, butter, condensed milk, cocoa powder, and salt until smooth.
  3. Remove from heat and stir in vanilla extract.
  4. Pour the chocolate mixture over the biscuits. Add nuts and marshmallows, then fold gently until coated.
  5. Line a loaf pan or cake tin with parchment paper and press the mixture firmly into the pan.
  6. Refrigerate for at least 4 hours or overnight until firm.
  7. Heat heavy cream until warm, then pour over chopped dark chocolate. Stir until smooth to create ganache.
  8. Remove cake from the pan, pour ganache over the top, garnish, slice, and serve chilled.

Notes

For cleaner slices, chill overnight and use a warm knife when cutting. You can customize the cake with dried fruits, nuts, or flavored biscuits.