Chocolate Celebration Cake

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recipe by Kenwood https://kenwoodworld.com/

  • Time icon
    Total Time
    1hr 20mins
  • Serves icon
    Serves
    12
  • Calories icon
    Calories
    689
based on 5 ratings

This Chocolate Celebration Cake is an easy-to-make and indulgent two-tier cake that combines rich, moist chocolate sponge cake layers with luscious, smooth chocolate buttercream. Its rich and indulgent chocolate flavour makes it an ideal choice for birthdays, anniversaries, or any special occasion you want to celebrate with a decorated cake.

recipe updated 3 Nov 2025

Ingredients

  • Water icon
    Water
    225 g
  • Unsalted butter icon
    Unsalted butter
    400 g
  • Plain flour icon
    Plain flour
    250 g
  • Cocoa powder icon
    Cocoa powder
    155 g
  • Baking powder icon
    Baking powder
    1 teaspoon
  • Bicarbonate of soda icon
    Bicarbonate of soda
    2 teaspoons
  • Egg icon
    Egg
    2
  • Vegetable oil icon
    Vegetable oil
    100 g
  • Sour cream icon
    Sour cream
    225 g
  • Salt icon
    Salt
    ½ teaspoon
  • Light brown sugar icon
    Light brown sugar
    300 g
  • Icing sugar icon
    Icing sugar
    400 g
  • Milk icon
    Milk
    2 tablespoons
  • Chocolate sprinkles icon
    Chocolate sprinkles
    as needed

Tools

  • kCook icon Oven
  • kCook icon Kenwood Chef
  • kCook icon Large mixing bowl
  • kCook icon Piping bag
  • kCook icon Large mixing bowl
  • kCook icon Round pan - 20cm (8")

Step preview

  1. Make the cake:
  2. Preheat the oven - 180ºC
  3. Grease the cake tins and line with parchment paper
  4. Sift the ingredients into a large bowl
  5. Add the ingredients into the appliance bowl
  6. Then add dry ingredients
  7. Fit the Whisk Tool
  8. Whisk - 3 minutes, speed 3
  9. Divide the cake mix into two prepared tins
  10. Bake until the skewer comes out clean - 20-25 minutes, 180ºC
  11. Remove from the oven and allow to cool completely
  12. Make the buttercream:
  13. Clean the appliance bowl and fit the K-Beater
  14. Add the ingredients into the appliance bowl
  15. Mix, then scrape the sides of the bowl – 2 minutes, speed 3
  16. Mix – 2 minutes, speed 1
  17. Now, assemble the cake:
  18. Trim the cooled sponge layers with a cake leveller or use a bread knife
  19. Place one of the cakes on a cake board and spread with a layer of buttercream
  20. Place on top another sponge layer
  21. Spread a thin layer of buttercream around the top and sides to crumb coat the cake
  22. Chill in the fridge until set – 20-30 minutes
  23. Remove from the fridge and cover the sides and the top of the cake with buttercream
  24. Transfer the remaining buttercream into a piping bag fitted with a large star tip
  25. Pipe rosettes of buttercream around the top of the cake
  26. Hold the cake at an angle over a large bowl and press chocolate sprinkles around the side of the cake
  27. Decorate the top with chocolate sprinkles (optional)
  28. Serve
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