Mix together the warm water, yeast and sugar and let sit for 2 minutes.

Add cinnamon, eggs, egg yolk, melted butter and salt and mix well.

Add 4 1/2 cups of flour slowly until a dough forms, add more or less flour if needed.

Knead dough for 5 minutes.

Cover bowl with dough in it with plastic wrap and let rise for 1 hour.

Gently press down dough and roll into a large square that is roughly 3/4 of an inch thick.

Add butter onto the rolled out dough, sprinkle on brown sugar, cinnamon and nutmeg.

Add the thinly sliced apples evenly over the dough.

Roll the dough up into a large roll up.

Slice the dough roll in half lengthwise and then twist the two pieces of dough together to form a twist.

Some apples will fall out, that is fine, you can add them back in when the dough is in the pan.

Place the dough in a large greased bread pan, place any apples that came out back into the dough.

Gently cover with plastic wrap and allow dough to rise for 30 minutes.

Preheat oven to 350 F.

Mix together the egg wash mixture and brush on top of babka.

Bake for 40 minutes, place a cookie sheet under the bread pan to prevent any juice or sugar that may bubble out from burning on the bottom of your oven.

Once cooked, brush with butter and enjoy.