Exercise: 1. Beat the eggs well, put them into a bowl with high-gluten flour, low-gluten flour, sugar and water, stir slowly in the same direction for 2 minutes, then stir quickly for 10 minute until the dough surface is smooth.
2. Let the dough stand at room temperature for 30 minutes.
3. Roll out the dough, flatten it after 30% folding, flatten it after 40% folding, and repeat this several times. Finally, flatten it into a cake with a thickness of 15 cm, cut it into 6 cm x 12 cm, and punch some holes in it.
4. Put it in a baking tray and wake it for 30 minutes at room temperature.
5. Preheat the oven at 180℃ for 10 minute, and put the baking tray in and bake for 25 minutes.