Combine nuts, flour and butter; press onto bottom of 9-inch springform pan.
Bake 20 min.; cool.
Beat cream cheese and sugar with mixer until blended. Gently stir in 1-1/2 cups COOL WHIP; spread over crust. Beat pudding mixes and milk with whisk 2 min.; spread over cream cheese layer.
Refrigerate several hours or until firm. Run knife around rim of pan to loosen dessert; remove rim. Top dessert with remaining COOL WHIP just before serving.