– Filling – 1 large Fuji apple, peeled and diced – 2 tablespoons light brown sugar – 1 teaspoon ground cinnamon Bread – 2 tablespoons light brown sugar – 1 teaspoon ground cinnamon – 1/4 cup granulated sugar – 1/2 cup unsalted butter, softened – 2 eggs, room temperature – 2 teaspoons vanilla extract – 1 1/2 cups all-purpose flour – 1 1/2 teaspoon baking powder – 1/2 cup whole milk