Passover Sponge Cake (Plava)

Ingridients

9 egg whites

9 egg yolks

1 1/3 cups confectioners' sugar

1 1/2 lemons, juiced

1/2 cup potato flour

1/2 cup matzo cake meal

Directions

Beat whites until stiff. Beat in confectioners' sugar. Beat together yolks and lemon juice: fold yolk mixture into egg whites. Fold in potato flour and matzo meal. Pour batter into ungreased tube pan.

Bake at 375 degrees F (190 degrees C) for approximately 1 hour.