Homemade recipe No. 005 Sponge cake round for catering establishments (Kengis 1951)

Description: ** Characteristics of the semi-finished product. ** Round shape. Light brown thin crust. The crumb is porous, dense, yellow.
Manual:
** Preparation of the dough. ** Pre-cooled egg whites are beaten in a whisk machine for 20-30 minutes, first at low, then at a high number of revolutions until the volume of the mass increases by 6-7 times. At the end of the beat, add citric acid. Beat egg yolks with granulated sugar separately for 30-40 minutes, add essence, flour and beat the mass for another 5-8 seconds, then carefully add the whipped whites and mix until a homogeneous dough is obtained. The finished dough should be fluffy, well-saturated with air, evenly mixed, without lumps, creamy color and thick consistency. The moisture content of the dough is 44–46%.
** Shaping. ** The biscuit dough is immediately deposited on pastry sheets covered with paper. When depositing round cakes for "Boucher" pastries, tubes with round holes are used.
** Baking. ** Baking duration 15-30 minutes at a temperature of 190-200 10 ℃. The baked flat cakes are cooled and allowed to stand for 8 hours at a temperature of 15–20 ℃. After that, they are removed from the paper, the biscuit is cleaned.