Easy Apple Pie Donuts

Ingredients

• 3 3/4 cups all-purpose flour, divided
• 2 packages (1/4 oz each) active dry yeast
• 1 cup warm apple cider (110°F)
• 7 tablespoons unsalted butter, melted and divided
• 1/3 cup granulated sugar
• 3 egg yolks
• 1/2 teaspoon salt
• 1/2 teaspoon ground nutmeg
• 1 teaspoon cinnamon
• 1/3 cup apple pie filling, no large fruit pieces
• 1 cup granulated sugar
• 1 tablespoon cinnamon