Baking Step:

1. Preheat oven 210°C (top) 170°C (bottom).
2. Mix Group 1 ingredients for 1 minute at low speed.
3. Scrap down the bowl and change to high speed and mix for 7 minutes.
4. Gradually add in Group 2 and blend at slow speed for 1 minute.
5. Fill 750g batter into standard Swiss roll pan.
6. Bake for 12 minutes, baking conditions vary depending on batter scaling weight and oven characteristics.
7. Remove from oven and let it cool before rolling.