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Raspberry white chocolate cake with fresh raspberries on top
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4.43 from 7 votes

Raspberry White Chocolate Cake

Two layers of delicious white chocolate sponge cake frosted with a fruity raspberry buttercream made from scratch
Prep Time1 hour 20 minutes
Cook Time25 minutes
Total Time1 hour 45 minutes
Course: Dessert, Snack
Cuisine: British
Diet: Low Salt, Vegetarian
Servings: 12 servings
Calories: 769kcal
Author: Kachina

Ingredients

White chocolate cake:

  • 235 g unsalted butter
  • 300 g white chocolate
  • 200 g white sugar finely granulated e.g. caster
  • 240 ml milk semi-skimmed or whole
  • 2 eggs large
  • 1 ½ teaspoon vanilla extract
  • 350 g all-purpose plain flour
  • 3 teaspoon baking powder

Raspberry buttercream:

  • 175 g raspberries fresh or frozen
  • 1 ½ tablespoon fresh lemon juice roughly ½ a lemon
  • 2 tablespoon water
  • 225 g unsalted butter softened
  • 480 g powdered icing sugar

Instructions

White chocolate cake:

  • Pre-heat oven: 180°C / 160°C (fan) / Gas Mark 4 / 350°F
  • Add the butter, white chocolate, sugar and milk to a medium saucepan, and heat on a medium heat. Stir until the mixture is completely melted and smooth, then turn off the heat and set this to one side.
  • Beat the eggs and vanilla in a large mixing bowl until fluffy, then slowly pour in the cooled chocolate mixture, beating until combined.
  • Sieve in the flour and baking powder, folding in gently until only just combined.
  • Split the cake mix evenly between two greased and lined 8inch cake tins and bake for 25-30mins until lightly golden and skewer comes out clean from the centre.
  • Allow the cake to cool for at least 20mins before removing from the tins and transferring to a wire rack to finish cooling. While the cakes cool, make the frosting.

Raspberry buttercream:

  • Blend the raspberries, lemon juice and water until you get a smooth puree.
  • Sieve the pureed mix into a saucepan, discarding the pulp, and heat over a low-medium heat. Simmer for roughly 15-20mins until it has reduced to a thick liquid. Allow to cool to room temperature.
  • While the raspberry reduction cools, beat the butter until pale and fluffy.
  • Add half of the icing sugar to the butter and beat until combined, before adding the remaining icing sugar and beating again until smooth.
  • Add the raspberry reduction to the frosting 1 tablespoon at a time, beating until smooth, until you have the desired colour and flavour (I usually use 2-3 tbsp).

Assembly:

  • Once the cake sponges have cooled, turn one sponge upside-down and spread roughly ⅓ of the frosting on top.
  • Place the second sponge on top and cover the cake in the rest of the frosting. Decorate with fresh raspberries and enjoy!

Notes

Storage: Keep your raspberry white chocolate cake in an airtight container at room temp. for up to 4 days.
Freezing: You can freeze your raspberry white chocolate cake wrapped in cling film then a layer of foil for up to 3 months. Cut into large pieces for ease of freezing. Defrost as normal and enjoy.
Top tips:
  • Your white chocolate sponges are cooked once they’re risen, golden and springy to the touch. An inserted toothpick or skewer should also come out clean from the middle.
  • For the best flavour in your raspberry buttercream, push as much raspberry puree through your sieve as you can.
Substitutions:
  • Swap your plain flour for self-raising flour and exclude the baking powder.
  • You can use either fresh or frozen raspberries for this recipe.
  • You can swap the two 8-inch cake tins for two 6-inch cake tins and bake for an extra 5-10mins. To swap to two 9-inch cake tins, increase the recipe by 1 and bake for an extra 5-10mins.
 

Nutrition

Calories: 769kcal | Carbohydrates: 97g | Protein: 7g | Fat: 41g | Saturated Fat: 25g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 11g | Trans Fat: 1g | Cholesterol: 117mg | Sodium: 154mg | Potassium: 174mg | Fiber: 2g | Sugar: 72g | Vitamin A: 1042IU | Vitamin C: 5mg | Calcium: 153mg | Iron: 2mg