A sponge cake with yogurt very simple to prepare. It is an ideal cake to make between family with a coffee or tea, good preparation.

Ingredients
350 g of plain yogurt
4 eggs
100 g sugar
50 g cornstarch
1 teaspoon of baking powder
1 pinch of salt
Powdered sugar
Instructions
Start by separating the yolks from the whites.
Whisk the egg yolks with the sugar then add the cornstarch, baking powder and yogurt.
Beat the egg whites until stiff with a pinch of salt.
Add to the mixture and mix well.
Pour the mixture into a mold and bake at 170 degrees for 50 minutes.