Apple Cinnamon Swirl Loaf Cake
– Ingredients
For the Cake Batter
2 cups all-purpose flour
1 teaspoon baking powder
½ teaspoon baking soda
½ teaspoon salt
1 teaspoon ground cinnamon
½ teaspoon ground nutmeg
½ cup unsalted butter, softened
1 cup granulated sugar
2 large eggs
1 teaspoon vanilla extract
½ cup milk
½ cup sour cream or Greek yogurt
For the Apple Filling
2 cups apples, peeled and diced
¼ cup brown sugar
1 teaspoon ground cinnamon
½ teaspoon ground nutmeg
1 tablespoon lemon juice
1 tablespoon cornstarch
For the Cinnamon Swirl
⅓ cup brown sugar
2 teaspoons ground cinnamon
2 tablespoons melted butter
For the Glaze (Optional)
1 cup powdered sugar
2–3 tablespoons milk or heavy cream
½ teaspoon vanilla extract