Step 1

Separate egg yolks from egg whites

Step 2

To a mixing bowl add sugar to egg yolks and cream them

Step 3

Add yogurt and mix. I am using Cuisinart immersion blender

Step 4

Add cornstarch, vanilla and baking powder and mix

Step 5

Beat egg whites and fold them into egg and yogurt batter

Step 6

Line baking dish with parchment paper

Step 7

Pour batter into 7 by 11 baking dish

Step 8

Preheat oven to 350F

Step 9

Bake for 45 minutes

Step 10

Turn the oven off and let the cake cool in the oven