Mix in a large bowl the flour (previously sifted) with the sugar, salt and the yeast.
Mix all the this together, then add the oil and start to add the water gradually as you knead the dough.
It will be ready the dough when it is smooth and it doesn't stick to your hands.
Cover the bowl with kitchen foil and let it rise for 1 hour.
In the mean time cut finely the pork and add the aleva paprika to seasoning, the black pepper and some oil.
In another bowl mix the eggs with the sour cream and a little of salt.
After the dough has risen, flatten it with a rolling pin and fix it in a baking form (previously covered with baking paper).
Generously spread the pork over the dough and then oil over the pork.
Bake in a previously pre-heated oven at 200 °C for 30 minutes or until the dough begins to get golden brown.
Remove from the oven and pour over the egg mixture, return it into the oven and bake it for another 25 minutes.