Prepare a preheated oven to 375 degrees F.

Then, measure carefully and place the 1 cup of water with the bread flour, sugar, salt, and the yeast into the bread machine pan.

Place the dough in a greased bowl while turning to coat all the sides.

And cover it with lid until dough is cooked.

Let it rise in a warm place for 30 minutes, or until almost doubled in bulk. Dough is ready if indentation remains when touched.

Punch down the dough.

And roll into a rectangle on a lightly floured surface. Cut the dough in half while creating two rectangles. Roll up each of the half of dough tightly, beginning at 12-inch side.

Roll gently back and forth to taper ends.

Place 3 inches apart on a greased cookie sheet then, make a 1/4-inch deep diagonal slashes across loaves every 2 inches, or make a one lengthwise slash on each loaf.

Cover it with lid.

Let it rise in a warm place for about 30 to 40 minutes, or until becomes doubled in bulk.

Mix the egg yolk with 1 tsp. of water and then brush over tops of loaves. Bake for 20 to 25 minutes, or until turn to golden brown.