Prepare the dough in a mixer: Mix yeast,lukewarm milk and sugar in a bowl; then let it sit for 5 minutes.
Add bread flour, salt, egg, and butter to the mixer. Mix and knead for about 1-2 minutes. Then add the tangzhong (from step 1) to the dough in the mixer. Knead for 5 minutes on low (speed 2).
Shape the flour into a ball and place it into a lightly greased bowl. Cover with a towel for 1 hour or until it doubles in size.*
Punch the dough and divide it into 8 equal parts. Shape each dough part into a rectangle shape 3”x 6”. Place 1 hot dog in the center of the dough. Fold the dough and closed the seam together. Roll it back and forth until the seam disappears.
Cut the hot dog dough into 6 equal pieces. Arrange the pieces into a flower. Place the flower on a parchment paper. Put 1 piece in the center and 5 pieces around the center as petals, space them out a little. Repeat with the other hot dogs. Cover the flower hot dogs with a kitchen towel.
Let them sit for another hour or until they double in size. *
Preheat the oven to 350° degrees.
Prepare the flower hot dogs for the oven: Brush the egg wash over them. Then sprinklethe sesame seeds and chives on top.
Place flower hot dogs in the oven and cook for 20-25 minutes or until they are golden brown.
Pour the Simple Syrup Glaze over the fresh flower hot dogs when they are out of the oven.