6 eggs, whites and yolks seperated2 cups of sugar2 cups of flour1 tablespoon of baking powder1 cup of oil1 tablespoon of vinegar1 cup of boiling water½ cup of chocolate chips½ cup of cocoa powder
Preparation
Beat the egg yolks with the sugar well, mix in the oil and beat some more.
Add the baking powder, cocoa powder and flour, whisking, alternately adding the flour and the cup of boiling water.
If the batter begins to get too thick, beat well with a wooden spoon, add the 1 tablespoon of vinegar and mix well.
Lastly, add the beaten egg whites and the half cup of chocolate chips and mix gently.
Pour the batter into a cake pan greased with butter and sprinkled with flour.