Cake Mixture:

 

1 yellow cake mix                                  4 eggs

3/4 c. oil                                                8 oz. sour cream

1/2 c. sugar

 

Sugar Mixture:

 

1 c. brown sugar                                    1 c. nuts

1 tsp. cinnamon

 

Topping:

 

2 x. powdered sugar                              2 tsp. vanilla

4 Tbsp. Milk                                          2 Tbsp. butter

 

         Combine the first five ingredients. Pour 1/2 into a 9x13 inch pan.

In a separate bowl combine the next three ingredients and sprinkle 1/2 on the mixture into the pan. Swirl gently with a knife. Add the rest of the cake batter and sprinle the remailing sugar mixture on top. Again swirl with a knife. Bake at 325 degrees for 45 minutes. Loosen cake with a knife and pierce top of cake with a fork. Pour topping mixture over hot cake.