Rolled Cake with Marmalade or Preserves

Description
In Romanian: Rulada cu marmelada sau dulceata

Ingredients

 * 6 eggs,
 * 6 tablespoons sugar,
 * 5 tablespoons flour,
 * vanilla or grated lemon peel,
 * marmelade or preserves,
 * butter and flour to grease and dust the pan,
 * confectioner's sugar

Directions

 * 1) Beat the yolks with the sugar and vanilla, add the whipped egg whites, gently fold them in, gradually add the flour (like a rain).
 * 2) Pour the mixture uniformly into a greased and dusted rectangular pan and bake at medium heat.
 * 3) Test with the wooden pick to see when it is done.
 * 4) When ready, turn onto a wooden cutting board covered with a soaked and squeezed cloth.
 * 5) Quickly spread marmelade or preserves on the dough, roll tightly and leave it wrapped in the wet cloth for several minutes.
 * 6) Then wrap the roll in a dry cloth and leave it for 2-3 hours.
 * 7) Then remove the wrap, place the cake onto a long platter, sprinkle it with confectioner's sugar and cut into finger thick slices.