Preheat oven to 400 degrees F.
Combine the chocolate and butter
in a stainless steel bowl. Rest the bowl over a pot of simmering water, with the bottom of the bowl not touching the water. Stir until melted.
In another bowl separate the eggs
. Add the sugar to the egg yolks and whisk
until a light cream
color. Add salt to the egg whites and whisk until fluffy.
the melted chocolate to the yolk mixture and mix to incorporate. Slowly fold in the egg whites, a little at a time.
a baking tray or cake mold
and pour in the mixture. Bake approximately 25 minutes. Plate the cake
and sprinkle with icing (confectioners') sugar
with sugar pearls.