How to make Peking duck dough: Ingredients: 450 grams of special flour, 50 grams of yeast dough, 5 grams of baking soda, 5 grams of water, 250 grams of melted lard, 30 grams of lard. Production method: 1. Proof of dough: mix flour, water, Aged yeast dough is mixed into dough and fermented. 2. Add alkali: Add baking soda to the fermented dough and knead it repeatedly, cover it with wet gauze, and let it sit for about 15 minutes. 3. Shaping and cooking: Knead the dough evenly, roll it into a round bar with a diameter of 3.3 cm, tear it into 50 pieces, flatten the pieces one by one with your hands, brush them with melted lard, and fold them in half To make a round shape, use the teeth of a comb to press three crisscross lines on the semicircular surface, and then use the back of the comb to press the round edge into a lotus leaf shape; put it in a steamer and steam it with boiling water for about 10 minutes. Product Features: Shaped like a lotus leaf, soft and sweet. The dough for Beijing roast duck is called: pancake, spring pancake, and lotus leaf pancake. There are three ways to make it at home: 1. Place the rolled dough into a lightly oiled pan (flat bottom is best) and bake both sides until it is not burnt. 2. Apply a thin layer of oil to the rolled dough, place it in a good position (not too much) and steam for 10 minutes. 3. Electric pancake pans are sold in large shopping malls. Heat the electric pancake maker, dip it evenly into the mixed batter, and it's ready to go.