Pour chocolate and condensed milk into bowl; stir until smooth. Pour into crust.
Press nuts evenly onto chocolate in crust. Refrigerate 10 min.
Pour milk into large bowl , add pudding mixes. Beat with wire whisk 2 minutes or until smooth.(mixture will be thick)
Spread 1 1/2 cups of the pudding over chocolate in crust. Immediately stir 1/2 of the whipped topping into remaining pudding.
Spread over pudding in crust. Top with remaining whipped topping.
Refrigerate 4 hours or until set. Garnish if desired.
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