Melt 40~50g of chocolate in the microwave for 2 minutes.
When the melted chocolate is no longer too hot, add 1 raw egg and mix well.
Add 30g of unsweetened yogurt to step 2 and mix well.
Microwave for 3 minutes until cooked through.
Let it chill in the refrigerator for about 30 minutes.
Decorate with powdered sugar or cocoa powder.