The invention discloses a preparing method of a grape
Swiss roll cake. The method comprises the following steps that S1, eggs are preprocessed, wherein the eggs are subjected to immersion disinfection and cleaning and mixed into egg liquid; S2, raw materials are prepared, wherein 5600 g of the egg liquid, 2180 g of white granulated
sugar, 24 g of salt, 2090 g of weak flour, 250 g of cake oil, 560 g of
soybean oil, 625 g of drinking water, 100 g of raisins and 6 g of
potassium sorbate are prepared; S3, pastry is prepared, wherein the egg liquid, the white granulated
sugar, the salt and the
potassium sorbate are stirred slowly for two minutes and stirring rapidly for two minutes, added with the weak flour and stirred evenly, added with the cake oil and fermented for three minutes, added with water and stirred evenly, and added with the
soybean oil and stirred evenly to prepare the pastry; S4, the pastry is placed on a tray, wherein
food grade white paper is laid on a baking tray, the raisins are sprinkled on the white paper, and the pastry is put onto the white paper and subjected to trowelling; S5, baking is conducted, wherein the baking tray is placed in a baking chamber until the cake is golden yellow; S6, cooling molding is conducted, wherein the baked cake is turned over and cooled, sandwiched cream is wiped on the baked cake after the cake is cooled, and the cake is wrapped tightly with the
food grade white paper and sent to a freezer; S7, outer packing is conducted, wherein the cake is detected by a
metal detector and put into a box.