1 cup of sugar
1 cup of water
1 tablespoon of butter
4 egg yolks
Vanilla
1 cup of sugar
1 cup of water
1 tablespoon of butter
4 egg yolks
Vanilla
Bring the sugar and water to a boil, then let it simmer until it reaches the thread stage
Let it cool down
Combine the butter and egg yolks that have been strained through a fine-mesh sieve, whisking continuously until it thickens
Flavor with vanilla
Cover the cake with the remaining 4 egg whites that have been beaten with 4 tablespoons of sugar.