Knead the dough. Put baking paper greased with vegetable oil on the bottom, pour the dough onto it, but leave 2-3 tablespoons in the bowl where you made the dough. Now finely chop the dill and mix with the rest of the dough, in a checkerboard pattern, drop the dill on top of the dough. .Cut the pickled mushrooms on the plates and put them on the dough. We send them to the oven for baking for 10 minutes. The edges began to rise - this is a sign of readiness. We take out of the oven and leave to cool. Meanwhile, cut 1 smoked brisket into small pieces, mix with 3 tablespoons of mayonnaise and garlic. With this filling, grease the cooled layer of dough and turn it into a roll. Put chicken rolls with mushrooms for 1 hour in the refrigerator.