Séparez les blancs des jaunes. Faites fondre le beurre et le chocolat au bain-marie. Laissez tiédir et ajoutez la farine, le sucre et les jaunes d'oeufs.
The most effective way to do this is to bake it in a water bath. Since water evaporates at the boiling point, the water bath will never get hotter than 212 degrees F (100 degrees C), no matter what the oven temperature.
A very moist and very light, fluffy angel food cake . Angel Food is a great dessert if you're on a diet because it's made with egg whites and no fats added in like butter or cooking oil.