Instructions

1. Prepare the pan:

1.Preheat your oven to 180°C (350°F).

2.Grease and line a 20-22 cm (8-9 inch) cake pan with parchment paper.

2. Make the batter:

1.In a large bowl, beat the butter and sugar until light and fluffy.

2.Add the eggs one at a time, beating well after each addition.

3.Mix in the vanilla extract.

4.In a separate bowl, combine the flour and baking powder. Gradually add the dry mixture to the butter mixture, alternating with the milk. Mix until smooth.

3. Divide the batter:

1.Divide the batter into two equal portions.

2.In one portion, mix in the cocoa powder, cinnamon, and additional sugar until fully combined.

4. Create the marble effect:

1.Pour a layer of plain batter into the prepared pan, then add a layer of the cinnamon batter.

2.Repeat the layers until all the batter is used.

3.Using a knife or skewer, gently swirl through the batter to create a marble effect.

5. Bake:

1.Bake in the preheated oven for 45-50 minutes, or until a toothpick inserted into the center comes out clean.

2.Let the cake cool in the pan for 10 minutes, then transfer it to a wire rack to cool completely.

6. Serve:

Dust with powdered sugar or drizzle with icing, if desired. Perfect with a cup of tea or coffee!

Enjoy!