Step 1

Cream butter, sugar, eggs and sour cream and vanilla extract with a mixer.  Whisk together the flour, baking powder and salt.  Add to the creamed mixture and continue mixing.  Spray a 9 x 5 loaf pan with cooking spray and spread cake mixture in pan. Add Swirl.

Step 2

Whisk together the brown sugar, cinnamon and chocolate chips.  Spread over cake mixture in pan.  Take a knife and swirl this into the cake mixture until totally incorporated.  Sprinkle on nuts.

Step 3

Bake the cake for 45 to 50 minutes in a preheated 350 degree oven or until the center tests done.  Let cool for 10 minutes and remove from pan.  Drizzle on topping below.

Step 4

Melt the two ingredients together in the microwave for about 45 seconds on high or until it is smooth when you stir it. Drizzle over cake.