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Birthday Cake Nanaimo Bars

Blow out the candles and make a wish on these birthday cake Nanaimo bars! This colorful cake batter filling on top of a layer of chocolate and graham cracker will make any day feel like a celebration.

Tasty Team
80% would make again
Birthday Cake Nanaimo Bars


for 9 bars


  • ½ cup butter (115 g)
  • ¼ cup sugar (50 g)
  • 5 tablespoons cocoa powder
  • 3 eggs, beaten
  • 1 ¼ cups graham cracker crumbs (105 g)
  • 1 cup sliced almond (70 g), chopped
  • ½ cup flaked coconut (35 g)

Middle layer

  • ½ cup butter (115 g), softened
  • 2 tablespoons custard powder
  • 5 teaspoons heavy cream
  • 2 cups powdered sugar (320 g)
  • ½ cup rainbow sprinkles (80 g), or funfetti

Chocolate ganache

  • 2 tablespoons butter
  • 6 oz white chocolate (170 g)
  • rainbow sprinkle, to garnish

Nutrition Info

  • Calories 698
  • Fat 44g
  • Carbs 72g
  • Fiber 3g
  • Sugar 56g
  • Protein 8g

Estimated values based on one serving size.


  1. In a bain-marie, melt the butter, sugar, and cocoa powder.
  2. Stir in the egg and keep stirring for a minute until the mix thickens.
  3. Remove the bowl from heat.
  4. Add the graham cracker crumbs, the almonds (chopped finely), and the coconut flakes.
  5. When well mixed, pour into an 8x8 inch (20x20 cm) pan and flatten until you get an even layer.
  6. Cream the custard powder, softened butter, and heavy cream until smooth.
  7. Add the powdered sugar and mix until smooth.
  8. Add the sprinkles and mix.
  9. Pour the mixture on top of the crust and spread it until you get an even layer.
  10. In a bain marie, slowly melt the white chocolate and the butter.
  11. Cool it down a little bit then pour it over middle layer.
  12. Chill the bars for at least 3 hours.
  13. Cut them into 9 even squares and sprinkle each one with rainbow sprinkles.
  14. Enjoy!
  15. Busy? Plan your meals for the week using our exclusive meal planner tool in the Tasty app. Download now and get organized.
Birthday Cake Nanaimo Bars