Mix Group 1 ingredients for 1 minute at low speed.
Scrape down sides to ensure no lumps sticking to the bowl.
Change to high speed and mix for about 6 minutes.
Gradually add in Group 2 and blend at slow speed for about 10 seconds.
Add batter to cup until approximately 3/4 full.
Bake at 180℃-190℃. Baking conditions vary depending on batter scaling weight and oven characteristics.
Remove from oven and let it cool before serving.