Sour Cream Coffee Cake

I know this is technically "breakfast food" but really...it has cake in the title, so it can be eaten at any time!

Sour Cream Coffee Cake B. Lowe

1 cup butter or oleo
2 cups sugar divided
3 eggs
1 teaspoon vanilla
2 2/3 cup flour
1 ½ teaspoons baking powder
1 teaspoon baking soda
¼ teaspoon salt
1 cup sour cream
1 cup chopped nuts
1 teaspoon cinnamon

Cream butter or oleo with 1 cup sugar and eggs one at a time, add vanilla. Combine flour; add baking soda, baking powder, and salt. Add to egg mixture alternately with sour cream, beat well, and combine rest of sugar, nuts, and cinnamon. Spread ½ of batter in 13 x 9 pan, greased, spread ½ of nut mixture on top. Put rest of batter by small spoonfuls evenly on top. Sprinkle evenly rest of nut mixture – Bake 350 35 to 40 minutes. 12-15 servings.