Start the oven at 170 degrees Celsius.
Mix the eggs and vanilla yogurt.
Ads the corn starch and mix well.
Spray some water in an baking form with removable edges.
Wrinkle a baking paper and then place it in the oven form.
Pour the cake batter in the form.
Place in the middle of the oven for approx. 50 minutes.
Take out the cake and let it cool down.
Place it in the fridge for minimum 2 hours before serving.