The invention discloses a manufacturing method of a quick-frozen steamed stuffed bun blank. The quick-frozen steamed stuffed bun blank is prepared from 60-65% by mass of COFCO special-purpose flour, 0.4-0.8% by mass of aluminum-free baking powder, 0.8-1.2% by mass of dried yeast, 0.4-0.7% by mass of lard, 2-3% by mass of sugar, 30-35% by mass of warm water and 0.2-0.3% by mass of a steamed bread modifier. The manufacturing method comprises A, dough kneading, B, dough pressing, C, molding, D, dough waking, E, quick-freezing, F, packaging and G, refrigeration. After unfreezing, the quick-frozen steamed stuffed bun blank is woken up and then is steamed, wherein in steaming, the following-up waking process is finished with slow heating. The manufacturing method saves a production cost, improves production efficiency, guarantees the original taste and mouthfeel of the product and has good economic and social benefits in popularization application.