prepare well the cream whisking the egg yolks with the sugar until it is almost white color. Add the flour and mix vigorously. Bring the milk to the fire and when it begins to boil, slowly pour the mixture. Let thicken, stirring constantly with wooden spoon, and add the vanilla essence. Cool.
For the dough
beat separately the yolks and the whites to snow. Add sugar to yolks, always beating, then the egg whites, the flour and yeast (be something soft).
Line rectangular with aluminium foil or buttered pan in butter, Sprinkle with flour, Pour batter and lead to hot oven. Once cooked, unmolding on a kitchen towel dusted with sugar, distribute the filling, roll up and cut into slices.
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