2. Prepare the kitchen scale.
3. Knock the eggs into the basin, leave a little yolk liquid in the bowl for later use, put the white sugar, cooking oil and milk powder into the basin and stir with a blender.
4. Stir evenly until small bubbles appear on the surface.
5. Sieve the flour with a sieve and add yeast and baking soda.
6. Add a proper amount of warm water to synthesize dough and wake it for 30 minutes.
7. Roll the dough into small pieces.
8. Add black sesame seeds and continue to roll, roll into pieces about 5mm thick, and cut into pieces of appropriate size with a knife.
9. Spread the cooking paper on the baking tray, put in the prepared biscuit embryo and brush with a layer of egg yolk liquid.
10, the oven is set to "on and off", 180, 15 minutes, put the baking tray in the oven, and take it out when it's time.
1 1, the big biscuit is ready.