Fluffy Sponge Cake

Directions

1. 1
   Preheat oven to 160C (320°F).
2. 2
   Place egg whites and salt in a mixing bowl and beat until thick. Gradually add sugar 1 tablespoon at a time until mixture is glossy.
3. 3
   Add egg yolks to egg whites and sugar and stir to combine. Add flour and cornstarch. Mix carefully using a wooden spoon or plastic spatula.
4. 4
   Pour batter into prepared baking pan (20 cm). Bake until cake begins to to shrink away from the sides of the pan and a toothpick inserted in the middle comes out clean, about 35-40 minutes.