Warm the milk in a microwave safe bowl for 45 seconds. Pour the warmed milk into the bowl of the stand mixer. Add the yeast and honey. Lightly stir and allow to sit for 5 minutes. Add the melted butter, egg plus egg yolk, and salt to the stand mixer. Combine on speed 4 using a dough hook for about 2 minutes.
Roll the dough into a rectangle measuring 10×15 inches on a lightly floured surface. Flip the dough frequently so as not to risk sticking to the table upon rolling.Spread the apple butter in a thin layer on the dough, leaving an inch bare at the top. Working from the bottom, roll the dough on itself upwards.