HEAT oven to 350°F.
MIX Crust, butter, sugar and nuts; spread onto parchment-covered baking sheet. Bake 5 to 6 min. or until toasted; cool. Meanwhile, prepare Filling and Whipped Topping as directed on package.
SPOON Filling into 12 dessert dishes; top with Crust mixture, berries and Whipped Topping.
REFRIGERATE 1 hour.