1. Knead the ingredients except butter into a smooth dough, then add butter and knead until the film is formed. The basic fermentation is 2.5 times larger.
2. Exhaust is divided into 8 parts, rounded and relaxed for 15 minutes,
3. Take a portion of the dough and roll it out into a tongue shape.
4. After turning it over, fold the two sides in half toward the middle.
5. Roll up from top to bottom and cut in the middle.
6. Put it in a square mold.
7. The final fermentation is about 40 minutes.
8. Brush the egg water (1:1), sprinkle black sesame seeds, put in the oven, and heat the middle layer up and down at 180 degrees for 23 minutes. Brush honey water (1:1) after taking it out.
