Autumn Glory Ghostly Apple Cupcakes

Ingredients

• 1 ¼ cups Autumn Glory apples, peeled and diced
• ¼ cup melted and cooled salted butter
• ½ cup granulated sugar
• ½ cup light brown sugar
• 1 tablespoon pure vanilla extract
• ¼ cup oat milk, room temperature
• ½ cup plain unsweetened yogurt, room temperature
• 1 ½ cups all-purpose flour
• 1 ½ teaspoons ground cinnamon
• ¼ teaspoon ground nutmeg
• ¼ teaspoon baking powder
• ½ fine salt
• 1½ cups salted butter, softened
• 4 ½ - 5 cups powdered sugar
• 2 teaspoons vanilla extract
• 1 - 2 tablespoons oat milk
• Black writing icing