1. Put the sugar in the egg yolk and whisk evenly
2. Beat the egg yolks until white
3. The egg whites have small upright sharp corners
4. Stir the egg whites into the egg yolk 3 times
5. Sift in low powder and mix well
6. Put the mixed batter into a piping bag, cut the bottom and squeeze the batter into the baking pan
7. Look! In the oven at 170°C for 9 minutes, take it out and let it cool on the wire rack
8. The finished picture is a biscuits without oil and fat, and the crispy taste is suitable for the baby to grind the teeth.
9. Finished picture
10. Finished picture
Tips:Sift the flour and stir it from the bottom when mixing in. Do not draw a circle to avoid affecting the crispness of the biscuits
