Ingredients

• 2 cups all-purpose flour
• 1 cup granulated sugar
• 1/2 cup unsalted butter, softened
• 1 cup milk
• 2 large eggs
• 1 tablespoon baking powder
• 1 teaspoon vanilla extract
• 1/2 teaspoon salt
• 1 cup brown sugar
• 1 tablespoon ground cinnamon
• 1/2 cup chopped walnuts (optional)
• 1/2 cup powdered sugar (for glaze)
• 1-2 tablespoons milk (for glaze)

Instructions

1. 1Preheat the oven to 350°F (175°C) — 10 minutes
2. 2In a large bowl, cream together the softened butter and granulated sugar until light and fluffy — 5 minutes
3. 3Add the eggs and vanilla extract to the butter mixture, beating well until combined — 2 minutes
4. 4In another bowl, whisk together the flour, baking powder, and salt — 2 minutes
5. 5Gradually add the dry ingredients to the wet mixture, alternating with the milk, and mix until just combined — 3 minutes
6. 6In a small bowl, combine brown sugar, cinnamon, and walnuts — 2 minutes
7. 7Pour half of the batter into a greased 9x13 inch baking pan — 2 minutes
8. 8Sprinkle half of the brown sugar mixture over the batter in the pan — 1 minute
9. 9Pour the remaining batter over the brown sugar layer and spread evenly — 2 minutes
10. 10Sprinkle the remaining brown sugar mixture on top of the batter — 1 minute
11. 11Bake in the preheated oven for 30-40 minutes, or until a toothpick inserted into the center comes out clean — 40 minutes
12. 12Remove from the oven and let cool in the pan for 10 minutes — 10 minutes
13. 13In a small bowl, mix powdered sugar with 1-2 tablespoons of milk to create a glaze — 3 minutes
14. 14Drizzle the glaze over the cooled coffee cake before serving — 2 minutes