Brazil nuts to grind into a fine crumb.

Mix the nuts, flour, vanilla and salt. Add the baking powder or soda is not necessary, the dough will be fairly loose and soft. View photos of slice)

Separate the whites from the yolks. RUB the yolks with 90g white sugar.

Whisk the whites with the second half of the sugar until the volume increases two times.

Combine the egg yolks, melted butter, flour, nuts, vanilla and salt. RUB on a small grater chocolate and add a little whipped protein. All carefully stir.

Now input the remainder of the protein. Preparing form. Or a standard cake pan or a diameter of 26. If required, lubricate with oil or covered with paper. Bake at t-180, about 25-30 minutes. Suggest after 20 minutes to check. Well, you, my hostess, better than anyone, know your oven))) sorry, I do not know the author of the recipe, but bake this wonderful cake one year!)