whip the egg whites thoroughly with the sugar. Add the almonds (after cleaning them thoroughly) cut into fillets, the candied citron diced, and the chocolate in pieces (without crumbling them). Add the chocolate last because the cake must remain white. Prepare the pastry and roll it out quite thin. Prepare a baking pan, buttered and floured, and line it with the pastry. Pour in the mixture and bake.
For the filling: