Classic Coffee Cake

Total Time: 1 hr 25 mins Preparation Time: 25 mins Cook Time: 1 hr

Ingredients

• Servings: 9
• 1/2 cup firmly packed light brown sugar
• 2/3 cup all-purpose flour
• 1/2 teaspoon ground cinnamon
• salt, pinch
• 1/4 cup cold unsalted butter, cut up
• 2 tablespoons vinegar, plus enough milk to equal 1 cup (or use 1 cup buttermilk)
• 2 cups all-purpose flour
• 1 1/2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1/4 teaspoon salt
• 6 tablespoons butter, softened
• 2/3 cup firmly packed light brown sugar
• 1 teaspoon vanilla extract
• 2 large eggs
• 2 teaspoons confectioners' sugar

Recipe

• 1 heat oven to 350 degrees f; coat 9-inch square baking pan with cooking spray.
• 2 for topping, in medium bowl, blend brown sugar, flour, cinnamon and salt.
• 3 with pastry blender, cut butter into flour mixture until crumbs form; chill.
• 4 for cake, (if not using buttermilk) pour vinegar into a measuring cup; add enough milk to equal 1 cup.
• 5 set aside.
• 6 in medium bow, whisk together flour, baking powder, baking soda and salt.
• 7 in large bowl, beat butter, sugar and vanilla until fluffy, 2 minutes.
• 8 add eggs, one at a time, beating well after each.
• 9 working in batches, beat in milk mixture alternately with flour mixture.
• 10 scrape batter into pan.
• 11 sprinkle with topping.
• 12 bake at 350 degrees for 1 hour, until a toothpick inserted into cake comes out clean.
• 13 cool in pan on wire rack.
• 14 dust with confectioners' sugar; cut in squares.
• 15 if you don't own a powdered sugar sifter, use a wire-mesh container or strainger to dust top of cake.