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A small decorated cake inside a bento box with a pink ribbon

Cake Bento


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5 from 7 reviews

  • Author: Teresa Flagler
  • Total Time: 1 hour 27 mins
  • Yield: 6 mini cakes
  • Diet: Vegetarian

Description

Learn to craft delightful, miniature masterpieces with this Cake Bento guide. Using a simple sheet cake method, you can create personalized, double-layered treats that fit perfectly into lunchbox-sized containers for the ultimate thoughtful gift.


Ingredients

  • 1 box high-quality prepared cake mix batter
  • 1/4 cup simple syrup
  • 1 cup unsalted butter, room temperature
  • 2 teaspoons pure vanilla extract
  • 3 cups powdered sugar
  • 2 tablespoons heavy whipping cream
  • Gel food coloring (optional)
  • Assorted sprinkles


Instructions

  1. Preheat your oven to 350°F (175°C) and line a 12×17 inch sheet pan with cooking spray and parchment paper.
  2. Spread the cake batter evenly into the prepared pan and bake for 20 to 24 minutes until a toothpick comes out clean.
  3. Cool the cake completely in the pan, then invert it onto a wire rack and carefully remove the parchment paper.
  4. Beat the room temperature butter for 30 seconds, then mix in the vanilla extract on low speed.
  5. Gradually add powdered sugar and heavy cream, mixing until you achieve a silky, dense buttercream consistency.
  6. Cut twelve 6-inch rounds from the sheet cake using a circle cutter and prepare four parchment squares.
  7. Anchor the first cake round to a parchment square with a dot of frosting and drizzle with one teaspoon of simple syrup.
  8. Spread a layer of buttercream over the cake, top with a second cake round, add more syrup, and apply a thin crumb coat before freezing for 10 minutes.
  9. Apply a final smooth layer of buttercream to the sides and top, then return to the freezer for another 10 minutes to set.
  10. Carefully place each cake into a bento box and use remaining tinted frosting to pipe decorations and messages.

Notes

For the cleanest cuts, ensure your sheet cake is completely cold or even slightly chilled before using the circle cutter. To prevent the buttercream from becoming too soft while decorating, work on one cake at a time while keeping the others in the refrigerator.

  • Prep Time: 45 mins
  • Cook Time: 22 mins
  • Category: Dessert
  • Method: Baking
  • Cuisine: American