Cut 4 inch of white part of scallion crosswise, and then finely chop it.
Cut shiso leaves into julienne slices, and chop them.
In a large bowl, combine the ground chicken, 1/5 cup of sake, egg, salt, and pepper, and mix the ingredients thoroughly. It's often done by hand to ensure even distribution of ingredients.【TIP】Mix well until it becomes sticky
Add chopped scallion and shiso leaves to the bowl and mix again.【TIP】For this step, don’t mix too much in order to keep the ingredients texture.
Divide the mixture into equal portions and shape them into oval patties. The thickness should be about 1/2 inch.
Heat sesame oil in a frying pan over medium heat. Carefully place the patties in the pan and cook each side until golden brown, covering the pan with a lid. This typically takes about 2 minutes per side.【TIP】Don’t overcook, otherwise you will lose the juiciness.
When it’s cooked, put bamboo skewers into the patties. Enjoy it with your favorite beverage or a bowl of rice!