Chocolate Marble Cake

Instructions

1. 1

   Preheat the oven to 180°C. Grease and flour a 9-inch cake pan.

2. 2

   In a large bowl, whisk together the flour, baking powder, and salt.

3. 3

   In another bowl, cream the butter and sugar together until light and fluffy.

4. 4

   Beat in the vanilla extract, then the eggs one at a time, followed by the milk and yogurt.

5. 5

   Fold in the flour mixture until just combined.

6. 6

   Divide the batter into two halves.

7. 7

   In one half, mix in the cocoa powder and boiling water until smooth.

8. 8

   Alternately spoon the vanilla and chocolate batter into the cake pan, creating a marbled effect.

9. 9

   Bake for 30 minutes, or until a toothpick inserted into the center comes out clean.

10. 10

    Let the cake cool before serving.