1. Dissolve the yeast in the milk.
2. Pour the mixture into a bowl and add the sugar, melted burdock, salt, vanilla, egg, and flour.
3. Mix the mixture well and form a smooth dough.
4. Let it rise until it has doubled in size.
5. Form into balls and let rest for 30 minutes.
6. Fry in hot oil and serve as desired.
7. Enjoy your fluffy fried balls.
