3 c. flour
1 1/2 tsp. baking soda
1 1/2 tsp. baking powder
3/4 c. butter
3/4 tsp. salt
1 1/2 c. sugar
1 1/2 tsp. vanilla
3 eggs
1 1/2 c. sour cream
1 can apple pie filling

Sift first 4 ingredients together. Combine butter, sugar and vanilla and beat until creamy. Beat in eggs, one at a time. Add flour mixture alternately with sour cream and mix well. Spread half of mixture in a greased 9 x 13 inch pan. Add 1/2 of apple pie filling. Repeat with last half of batter and filling. Make topping and spread over filling. Bake at 350 degrees for 1 hour.

TOPPING:

2/3 c. brown sugar
2/3 c. white sugar
1 1/2 tsp. cinnamon
1 1/2 c. chopped nuts

Combine.