CHOCOLATE SWIRL SOUR CREAM COFFEE CAKE

Steps:

• MAKE FILLING AND TOPPING:.
• Place sugar, pecans and cinnamon in food processor.
• Cover and pulse until nuts are coarsely chopped.
• Transfer 3/4 cup of mixture to small bowl and stir in chocolate for filling.
• To remaining mixture in food processor add flour, cocoa powder and butter and pulse until mixture is crumbly for topping.
• MAKE CAKE:
• Preheat oven to 325°F
• Butter bottom and sides of 9-inch springform pan & dust pan with flour, tapping out excess.
• Sift flour, baking powder, baking soda and salt into medium bowl; whisk to combine and set aside.
• Beat butter at medium-high speed in mixing bowl for 1 minute or until creamy, using electric mixer at medium-high speed.
• Gradually add sugar and beat at high speed until well blended and light, about 2 minutes.
• Add eggs and yolk, one at a time, beating well after each addition and scraping down sides of bowl as necessary.
• Beat in vanilla extract.
• Reduce speed to low and alternately add dry ingredients and sour cream, beginning and ending with dry ingredients and mixing just until combined.
• Scrape half of batter into prepared pan and smooth top.
• Sprinkle with filling.
• Scrape remaining batter over filling and smooth top.
• Sprinkle with topping.
• Bake 65 to 75 minutes or until toothpick inserted into center of cake comes out clean and cake pulls away from edge of pan.
• Let cake cool in pan set on wire rack for 10 minutes.
• Remove side of pan and cool completely.
• Dust cake lightly with confectioners' sugar before serving.