Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2      cups          flour, all-purpose
   2      cups          brown sugar, packed
     1/2  cup           margarine -- not diet
   1      cup           nuts -- chopped
   2      teaspoons     ground cinnamon
   1      teaspoon      baking soda
   1      cup           sour cream
   1      teaspoon      vanilla extract
   1                    egg
   2      Cups          apples -- peel,core,chop

Preparation:

Blend flour, sugar and margarine until crumbly. Stir in nuts. Press 2-3/4 c. crumb mixture into ungreased 9 x 13 pan. To remaining mixture, add remaining ingredients. Stir in apples. Spoon over base. Bake 25 - 30 minutes. Cut into squares. Serve with whipped cream.