BOTTOM LAYER:

1 c. flour
1 c. finely chopped pecans
1 stick butter

Mix all ingredients together. Press into a 9x13 pan. Bake at 350 degrees for 15 to 20 minutes.

MIDDLE LAYER:

Beat together 1 (8 oz.) pkg. cream cheese and 1 cup sugar. Fold in 1/2 container Cool Whip, spread on cooled crust.

TOP LAYER:

1 (6 3/4 oz.) pkg. instant vanilla pudding
1 (6 3/4 oz.) pkg. instant chocolate pudding
3 c. milk

Mix together all ingredients until smooth and thickened. Spread over middle layer. Spread remaining Cool Whip over pudding and garnish with a grated Hershey bar.