1. Mix flour, baking powder and water and knead into a smooth dough. Cover it with plastic wrap, put it in a warm place and let it ferment twice as big.

2. After the fermented dough is taken out, knead the dough with flour on the chopping board until the dough has no air holes. Knead the dough into a circle and roll it into a snake shape.

3. Put three dates evenly into a half round cake. Fold the round cake in half and press the pattern between two dates with a scraper.

4. Put the prepared dough embryo on the steamer brushed with thin oil. Put in a steamer and sober up 15 minutes. After boiling, steam over medium heat 15 minutes, stew over low heat for 3 minutes, and then uncover the lid.