I occasionally treat my co-workers and this has become the most requested treat. Original recipe came from TOH Quick Cooking.
- In bowl combine cake mix, sour cream, eggs and oil; beat well.
- Spread 1/2 of batter into greased 9X13 inch pan.
- Combine brown sugar and cinnamon; sprinkle over batter.
- Spread remaining batter over top.
- Bake in preheated 350 degree oven for 30-35 minutes or until tests done.
- Combine icing ingredients and drizzle over warm cake.