Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
  1                cup  sour cream
     1/4           cup  powdered sugar
     1/4           cup  packed brown sugar
  1           teaspoon  ground cinnamon
     1/3           cup  creamy peanut butter
     3/4           cup  sugar
     1/4           cup  vegetable shortening
  1              large  egg
     2/3           cup  milk
  1 1/2           cups  all-purpose flour
     1/2      teaspoon  salt
  2          teaspoons  baking powder
     1/4           cup  black walnuts -- chopped

Preparation:

1. Combine sour cream, powdered sugar, brown sugar and cinnamon. Divide mixture in half; add peanut butter to one half and set aside both mixtures. 2. In mixing bowl combine sugar, shortening, egg, milk, flour, salt and baking powder. Blend well using low speed of electric mixer or beat well with a wooden spoon or whisk. 3. Spread half of egg batter in a 9 x 9-inch pan that has been greased and floured on bottom only. Top with peanut butter mixture, followed with remaining egg batter. Spread sour cream mixture over top then sprinkle with nuts. 4. Bake in preheated 350-degree oven for 35-40 minutes or until cake springs back when touched lightly in center. Serve while still warm. Serving Ideas : A good coffeecake for snacks and tea breaks.

Nutritional Information:

2907 Calories (kcal); 129g Total Fat; (39% calories from fat); 45g Protein; 402g Carbohydrate; 311mg Cholesterol; 2327mg Sodium