Sourdough Hot Dog Buns

INGREDIENTS

1/2 cup

ripe (fed) sourdough starter

1 cup

lukewarm water

2 1/2 cups

King Arthur Unbleached All-Purpose Flour

1 1/2 tsp

salt

2 tbsp

sugar

4 tbsp

unsalted butter, softened

1/4 cup

Baker's Special Dry Milk or 1/3 cup nonfat dry milk

1/4 cup

potato flour

3/4 tsp

instant yeast