Birthday Bar One Cake


Preparation info

  • Difficulty


  • Makes


    × tray bake

Appears in

Preparation Time: 20 minutes
Baking Time: 15–20 minutes



  • 150 g butter, at room temperature
  • 400 g icing sugar, sifted
  • 1 tsp vanilla extract
  • Heart-shaped cookie cutters, for decorating
  • 100s and 1000s, for decorating


  1. Once you have prepared the basic sponge cake batter, fold the chopped Bar Ones into the mixture.
  2. Bake either as a slab cake in a well-greased roasting pan or in a 20 cm springform cake tin, as per the Basic Sponge Cake recipe.
  3. Remove from the oven and allow to cool completely before icing.
  4. To make the icing, cream the butter until light and fluffy. Add the sifted icing sugar gradually until well combined. Add a splash of hot water and add the vanilla and beat until smooth.
  5. Ice the cake and then, using the heart-shaped cookie cutters as a template, decorate with 100s and 1000s.