Apple Pie Cinnamon Rolls

Ingredients

• 1 package active dry yeast
• 1/2 cup water (lukewarm)
• 1/2 cup sugar (white)
• 1/2 cup milk (scalded)
• 1/3 cup butter (melted)
• 1 egg (large)
• 1 teaspoon salt
• 4 cups flour
• 6 tablespoons butter (melted, divided)
• 5 granny smith apples (peeled, cored, and diced)
• 1 cup brown sugar
• 2 tablespoons ground cinnamon
• 1/2 teaspoon apple pie spice (optional)
• 1/4 cup cream cheese (softened)
• 4 tablespoons butter (unsalted, softened)
• 1 1/2 cups powdered sugar
• 1/2 teaspoon vanilla extract
• 1/4 teaspoon salt
• 1/4 cup milk (as needed)