Holiday bars with rum buttercream are very perfect sweetness. Do not need special ingredients but very delicious.
When I was child, my mother made these holiday bars every Christmas.
Servings: 10 people
Equipment
- 30 x 40 cm baking tray
Ingredients
Sponge Cake
- 10 eggs
- 10 tablespoons sugar
- 10 tablespoons plain flour
- 1 teaspoon baking powder
Cocoa Shortcrust Pastry
- 350 grams plain flour
- 30 grams cocoa powder, unsweetened
- 1 teaspoon baking powder
- 100 grams sugar
- 1 egg
- 100 grams butter
- 100 grams sour cream (Hungarian: tejföl)
Rum Buttercream
- 250 grams unsalted butter
- 100 grams powdered sugar
- 2 teaspoons vanilla extract
- 70 ml milk
- 100 grams plain flour
- 3 tablespoon rum (or rum flavour)
Instructions
Rum Buttercream
- In a small pot mix the milk and flour and at medium heat boil it. Mixture become thick and sticky. Let it cool.
- Whisk butter at medium speed with an electric mixer until creamy.
- Add powdered sugar and wihsk until sugar dissolves.
- Add the cold mixture and whisk until blended.
- Add rum and vanilla extract and whisk until blended.
Sponge Cake
- Preheat oven to 190°C (375°F) and line the 30×40 cm baking tray with baking parchment.
- Separate the eggs. Whisk the eggs whites little bit. Add the sugar and whisk eggs whites until sugar dissolves and the eggs become white and frothy.
- Add the eggs yolks and continue whisking carfeully.
- Add the flour and baking powder and stir carfeully.
- Bake the batten for 25 minutes. The cake is ready when a toothpick inserted in the center of the cake comes out clean.
- Let it cool.
Cocoa Shortcrust Pastry
- In large bowl mix the flour, cocoa powder, baking powder and sugar.
- Add the butter, egg and sour cream. Quickly make a soft dough (by hand or in a processor).
- Halve the dough. Roll out both doughs into a 30 x 40 cm rectangles and bake at 180°C (360°F) for 10-15 minutes.
- Let them cool.
Assemble the Classic Holiday Bars with Rum Buttercream
- Place the first Cocoa Shortcrust Pastry on a big tray. Spread with half the Rum Buttercream.
- Place the Sponge Cake on the Rum Buttercream layer.
- Spread with rest of the Rum Buttercream.
- Place the second Cocoa Shortcrust Pastry on the Rum Buttercream layer. Press down carefully.
- Sprinkle the top with powdered sugar.
- Let it rest for 3 hours and slice it.