Cream together:

1/4 lb. butter
2 eggs
1 c. sugar

Add all at once:

1 c. sour cream
2 c. sifted flour
1 tsp. baking soda
1 tsp. vanilla
1 1/2 tsp. baking powder

Mix well. Mixture will be thick. Pour 1/2 mixture into greased and floured pan. Sprinkle with 1/2 of cinnamon topping and 1/2 chocolate chips. Pour rest of batter into pan and sprinkle with rest of cinnamon topping and chocolate chips. Use 6 ounce bag of chocolate chips. Bake in 9 x 13 inch pan or tube pan at 350 degrees for 1 hour or until done.

CINNAMON TOPPING:

1/2 c. sugar
1 tsp. cinnamon

Mix together.