Step 1

Preheat oven to 350 degrees.

Step 2

Melt the chocolate in a double boiler. Set aside.

Step 3

In a bowl, combine the egg yolks and sugar and beat with a whisk until the mixture becomes pale and fluffy.

Step 4

Add the butter and mix well.

Step 5

Add the flour and mix.

Step 6

Add the melted chocolate and mix. Set aside.

Step 7

Beat the egg whites until stiff and combine with the chocolate mixture.

Step 8

Pour into a greased baking pan sprinkled with cocoa.

Step 9

Bake for 25 minutes.

Step 10

Serve hot with ice cream.