Baking · Finnish
The World's Best Mocha Squares
The world's best mocha squares are exactly what they sound like. In this recipe, the sponge is wonderfully moist and just the right thickness, and for once there is plenty of frosting. With this recipe, you will succeed in baking mocha squares that charm in everyday life as well as at parties, and turn out perfect every single time.
Machine-translated, original language: Suomi.

Method
- 1
Whisk the room-temperature eggs and sugar with an electric mixer into a thick, pale foam.
- 2
Melt the butter in a saucepan or microwave. Let it cool for a moment.
- 3
Combine the dry ingredients in another bowl.
- 4
Add the melted butter, milk, and sifted flour mixture alternately in a few batches to the egg-sugar foam, folding gently with a spatula.
- 5
Pour the batter onto a deep baking sheet (about 45 x 38 cm) lined with parchment paper.
- 6
Bake the sponge at 200 degrees (Celsius) for 15 minutes. Let it cool before frosting.
- 7
Prepare the frosting. Melt the butter in a saucepan or microwave. Add the hot coffee to the butter. Combine the icing sugar and cocoa powder, and sift them into the butter-coffee mixture. Mix the frosting until smooth.
- 8
Pour the frosting over the sponge. Spread the frosting evenly over the sponge using a spoon or a spatula, for example. Scatter the sprinkles over the frosting immediately after spreading it.