Ingredients

2 pounds bittersweet chocolate, melted
1 1/4c unsalted butter (room temperature)
8 eggs, separated
Dash of salt
2 Tbsp sugar
2 Tbsp flour

Method

1. Whisk chocolate and butter until blended.
2. Beat egg yolks until pale yellow, about 5 minutes.
3. Beat egg whites with salt, then add sugar and beat for 5 more seconds.
4. Fold chocolate into yolks, then fold into egg whites.
5. Soft flour over mixture and fold in.
6. Butter bottom and sides of a 10″ pan. Pour cake mix into pan.
7. Bake at 425 for 15 minutes. It will be soft.
8. Cool completely in pan.