Heavenly Cinnamon Coffee Cake Recipe: A Family Favorite

Instructions:

1. Preheat oven to 350°F (175°C). Grease the baking pan.
2. In a bowl, mix flour, granulated sugar, melted butter, and cinnamon for the crumb topping until crumbly. Set aside.
3. Combine brown sugar and cinnamon in a small bowl to prepare the cinnamon swirl. Set aside.
4. In a large bowl, cream together softened butter and granulated sugar. Add eggs, one at a time, mixing well after each addition. Add vanilla extract.
5. In another bowl, whisk together flour, baking powder, baking soda, and salt for the dry ingredients.
6. Gradually mix the dry ingredients into the butter mixture, alternating with milk until just combined.
7. Pour half of the batter into the prepared pan. Sprinkle with half of the cinnamon swirl mixture. Add the remaining batter on top, and finish with the remaining swirl mixture.
8. Sprinkle crumb topping evenly over the cake.
9. Bake in the preheated oven for 30-35 minutes, or until a toothpick comes out clean.
10. Allow the cake to cool in the pan for 10 minutes before transferring to a wire rack. Enjoy warm or at room temperature.