1. Preheat the oven to 180°C (350°F).

2. Grease a cake pan and dust with flour.

3. In a bowl, mix 250 ml Baileys Irish Cream, 200 g sugar, and 200 ml cold water.

4. Gradually add 300 g cake flour and mix until smooth batter forms.

5. Pour the batter into the prepared cake pan and spread evenly.

6. Arrange fresh berries on top of the batter.

7. Bake the cake in the preheated oven for about 45-50 minutes, until golden brown and a toothpick comes out clean.

8. Remove the cake from the oven and let it cool completely before removing it from the pan.

9. Dust with powdered sugar and serve.