Apple Walnut Cake

Directions

1. 1
   Beat butter on medium speed with an electric mixer until creamy.
2. 2
   Gradually add sugar, beating well.
3. 3
   Add eggs, one at a time, beating after each addition.
4. 4
   Stir in vanilla.
5. 5
   Combine flour, baking powder and salt.
6. 6
   Add flour mixture to butter mixture alternately with sour cream, beginning and ending with flour mixture.
7. 7
   Mix at low speed after each addition, just until blended.
8. 8
   Pour half of the batter into a greased and floured 12 cup Bundt pan. Combine finely chopped apples and next 3 ingredients; spoon over batter in pan, leaving a 1/2-inch border around center and outer edges.
9. 9
   Add remaining batter.
10. 10
    Bake at 350° for 50 to 55 minutes.