Ingredients
– 4 eggs, separated
– 3/4 cups sugar
– 3/4 cups of flour

1. Beat egg whites
2. Slowly add sugar to egg whites
3. Mix flour into egg yolks
4. Slowly add add flour mixture into egg whites
5. Pour into buttered baking dish, sprinkled with flour
6. Bake for a long time on low heat. Do not open the oven for the first 15-20 minutes.