Heat milk, butter, sugar and salt in a sauce pan until butter melts. Do not boil
Let milk mixture cool to lukewarm
When milk is luke warm pour it into a mixing bowl and add yeast and eggs
add half the AP flour and potato flour mix until incorpoated then add rest of flour
form dough into a shaggy ball and place on work surface
knead dough by hand until very smooth. Should take 5 or 6 minutes
place into a lightly greased bowl and cover with a kitchen towel
Place in a warm place and let rice for 90 minutes until double in size
lightly grease (2) 8 inch loaf pans with butter OR line them with parchment paper
when dough has doubled in size press down gently to deflate
divide dough in half and work with one half at a time
roll into a circle that is ¼ inch thick
cut (12) 3½ inch circles out of the dough using a round cookie cutter or top of a glass
You can roll each circle a little more after it's cut out so it fits in the loaf pan
cover half of one side of circle with filling and fold circle in half
place folded side down in loaf pan and continue to line up circles in pan
cover with plastic and a kitchen towel. Place in a warm place and let rise for 90 mintues
preheat oven to 350
bake loafs uncovered on middle rack for 25 minutes until golden brown on top. If browning too quickly tent loaf with foil.
Remove from pan and serve