Combine the crust ingredients until crumbly.Press into the bottom of a 13"X9" baking dish.
Bake at 350° for 20 minutes or until brown.
Meanwhile, beat filling ingredients in a mixing bowl until smooth; pour over crust.
Bake at 350° for 45 minutes.
Combine brown sugar, pecans and butter; sprinkle over top.
Bake at 350° for another 15-20 minutes or until knife inserted near center comes out clean.
16-20 servings.