In a small saucepan, heat and stir milk, water, butter and sugar until just warm, and butter melts

Transfer to a large bowl and sprinkle yeast on top

allow to sit about 5 minutes until foamy

Add 3/4 cup of the bread flour, whole wheat flour, malted milk powder, and salt

Beat with an electric mixer on medium speed for 30 seconds, scraping sides of bowl often

Beat on high speed three minutes

Using a spoon stir in as much of the remaining bread flour as possible

Turn dough onto lightly floured surface and knead 8-10 minutes

Transfer to a lightly greased bowl, cover and place in a warm place until nearly doubled in size (about 1 hour)

Line a large baking sheet with foil

Spray with cooking spray

Punch down dough and separate into 8 equal pieces

Shape each section into a ball and place on the baking sheet.

Cover and let rise 30 minutes

Preheat oven to 450

In a large stockpot bring the water and baking soda to a boil

Using a slotted spoon, Gently place dough ball into the boiling brine and boil 2 minutes, turning once

Place on baking sheet, and score with a sharp blade or knife

Brush with beaten egg yolk, and sprinkle with salt or sesame seeds

Bake 12-15 minutes