Easy

unit

3 min.Combine yogurt, sugar (with vanilla sugar), oil, eggs, and flour (with yeast).

2 min.Once the batter is liquid enough, pour 1/3 of the batter into another container. Add the cocoa powder and mix.

10 min.Butter the pan. Pour a layer of plain batter in the bottom, then a layer of chocolate batter. Finish with a layer of plain batter.

35 min.Bake in the oven (preheated) at 180°C (thermostat 6) for 35 min.