1bag (10 oz)chocolate chipsI use bittersweet Ghirardelli
Instructions
Preheat oven to 350 degrees. Butter and flour a 9-inch round cake pan set aside.
In the bowl of a stand mixer, whip together the butter and 1 cup of the sugar until pale and fluffy, 3 to 4 minutes.
Add the eggs, one at a time and beat well after each addition. Beat in the vanilla.
In a medium bowl, whisk together the flour, baking powder and salt. Gradually add the flour mixture to butter mixture alternately with sour cream, beginning and ending with flour mixture, beating just until combined after each addition.
Stir in the chocolate chips. Spread the batter in the prepared cake pan.
Sprinkle the remaining 1/4 cup of sugar evenly over the top of the cake batter.
Bake until a cake tester inserted in the center comes out clean, 35-40 minutes.