67 Ritz crackers, crumbled
1 stick butter, melted
1/2 c. nuts, chopped
2 pkg. instant butter pecan pudding
1 1/2 c. milk
1 qt. softened vanilla ice cream
1 large Cool Whip

Mix crumbled crackers, butter and chopped nuts; reserve 1/2 cup. Spread in 9 x 13-inch pan. Mix pudding and milk; stir in ice cream. Fold in Cool Whip. Pour into 9 x 13-inch pan. Sprinkle with 1/2 cup reserved topping. Freeze.