Apple Pie-Stuffed Cookies

Ingredients (14)

• 1 can (21 ounces) apple pie filling
• 3 cups all-purpose flour
• 2 teaspoons cream of tartar
• 1 teaspoon baking soda
• 1 teaspoon ground cinnamon
• 1/2 teaspoon salt
• 1 cup unsalted butter, softened
• 1 cup sugar
• 1/3 cup packed brown sugar
• 1 large egg plus 1 large egg yolk, room temperature
• 1-1/2 teaspoons vanilla extract
• TOPPING:
• 1/3 cup sugar
• 1-1/2 teaspoons ground cinnamon