Hello!)) 
Today I will tell you what is potato shangi and how to make them!)
The Shanga — Russian dish, round open pies, the name of a special kind of bread made from yeast, rye, rye-wheat and wheat flour, mixed with mutton or beef fat. 
To prepare she is a very not difficult!)
Do infuse. The dough is made from the following: pour the yeast in water, add salt,sugar, flour and allow to stand one hour so the yeast has risen.
After an hour, add flour, knead well and wait for another 3 hours.
While the dough rises, make the filling, namely, puree. Puree is made as follows: peel potatoes and put on to cook. Once it is cooked take a potato masher and razmerchik potatoes, adding milk and butter.
Once reached the dough (yeast, flour increased in 3 times), disclosed it into small cakes, put on top of our filling and lubricates mayonnaise. And so do all the remaining dough. Then rascallion protein, which is necessary to grease with vegetable oil and put in oven on 200 degrees. 
The readiness of our rolls, we can look at their Golden crust.
After we get our shangi, it is necessary to grease them with melted butter.
Bon appetit! 
Tatka Armless.