Betty Nance's Chocolate Delight

1 stick butter, melted
1 c. flour
1 c. chopped pecans
8 oz. cream cheese, softened
chocolate squares, optional
1 1/2 c. powdered sugar
1 1/2 c. cool whip, thawed
1 pkg vanilla instant pudding
1 pkg. chocolate instant pudding
3 c. milk

Combine butter, flour, and chopped nuts. Place in 9x13 pan. Bake at 350 degrees for 20 minutes. Beat powdered sugar and cream cheese together. Fold in cool whip. Spread on top of cooled crust. Combine vanilla pudding, chocolate pudding, and milk. Spread on top of cool whip layer. Top with more cool whip and shaved chocolate if desired.