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Decorated mini bento cake in lunchbox container

Bento Cake Recipe


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  • Author: Monica
  • Total Time: 1 hour 5 minutes
  • Yield: 1 bento cake
  • Diet: Vegetarian

Description

This adorable mini bento cake recipe features a soft sponge and creamy buttercream frosting—perfect for gifts, celebrations, or a sweet treat for yourself.


Ingredients

For the Cake:

  • 6 oz self-raising flour
  • 6 oz unsalted butter
  • 6 oz caster sugar
  • 2 eggs
  • 1 tbsp vanilla extract

For the Buttercream:

  • 18 oz powdered sugar
  • 9 oz salted butter
  • 1 tbsp vanilla extract
  • 2.5 tbsp milk


Instructions

  1. Preheat oven to 350°F and prepare a 5-inch cake tin.
  2. Mix cake ingredients until smooth.
  3. Pour into tin and bake for 45 minutes.
  4. Cool completely before slicing.
  5. Make buttercream by whipping ingredients until creamy.
  6. Assemble layers with buttercream, apply crumb coat, chill.
  7. Decorate with colored buttercream and piping.

Notes

  • Use gel food coloring for vibrant buttercream. Store chilled for up to 3 days.
  • Prep Time: 20 minutes
  • Cook Time: 45 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: Korean-American fusion