Crush vanilla wafers; reserve one cup for topping. Melt margarine: pour over vanilla wafers. Press in bottom of pan. Cream together cream cheese and half of the Cool Whip. Spread over vanilla wafer layer. Sprinkle pecans on top. Prepare pudding according to package directions. Pour banana cream pudding over pecans. Slice bananas over banana cream pudding layer. Spread remaining Cool Whip on top. Sprinkle remaining vanilla wafers for topping. Chill.
Cajun Country -- New Iberia, Louisiana