Time: 20 minuti più riposo
Difficulty: Facile

Baking is a thousand different recipes, for flours used, for cooking methods and for traditions.
Today we discover the recipe for fast food sandwich par excellence!
Characteristics
The sandwich stuffed with the famous "meatball" that we find available today in fast food is called Burger bun
Historical background
It’s a different kind of sandwich because it has its own flavor that makes the burger sandwich a balanced explosion of flavor.
It is sweet, round and soft, it has on its surface the classic sesame seeds that have always characterized it. 
Notes
Today the burger is recognized as a symbol dish of the United States even if, probably, it was not born in the New World, but seems to have origins in Germany, in Hamburg.

Ingredients for the Small Leavening                                
75 g Special Molino dalla Giovanna leavened cakes                                                                                   
75 g Water                                                                                            
5 g fresh yeast                                                                          
For the dough                                                                                  
250 g Special Sweet yeast Molino dalla Giovanna                                                                               
80 g yeast                                                                                      
110 g milk
18 g fresh yeast
1 whole egg
80 g egg yolks                                                                     
20 g sugar
50 g sunflower seed oil
A pinch of salt
Rice and corn flour for dusting    

For seasoning
1 egg
sesame seeds for dusting

Proceeding
Start by preparing the yeast: in a bowl pour the mix, add the yeast in the water and mix everything well, knead by hand directly in the bowl.
The dough will be smooth and creamy, let rise in a bowl covered with film for 40 minutes at room temperature.
Put the mix in a mixer, dissolve the yeast in the milk and pour everything, little by little, into the flour and mix until you get a well-homogeneous dough.
Add the eggs one at a time, then the oil and salt, incorporating everything carefully.
At the end transfer the dough on a wooden base helping you dusting with rice and corn flour, form a smooth ball, divide into 5 balls of about 120g (weigh the pieces will also help a uniform cooking). Place the pieces on a tray lined with baking paper, finish all shapes, brush the surface of each sandwich with beaten egg and then sprinkle with sesame seeds.
Leave to rise for an hour in a closed oven, at the end, cook in a preheated oven at 180 ºC for about 25 minutes.
Once cooked, put to cool on a raised perforated grid before cutting and stuffing.
N.B. The cooking indicated in the recipe, are to be tested and tested according to your oven.