In a bowl, crush cookies till a fine crumble. Add margarine, and mix till it hold together but still able to crumble. Spray springform pan with non stick spray. Lay the crumb mixture to create a crust. Set aside
In a bowl, beat egg yolks with an electric mixer until thick and creamy. Add sugar and continue beating until light yellow. Remove from bowl and set aside. Add non-dairy whipped topping to the bowl. Whip until soft peaks form. Add lemon juice and zest. Fold whipped cream mixture into yolk mixture and pour into spring form pan over the crust. Cover and freeze overnight
In the bowl of an electric mixer, beat egg whites with sugar until soft peaks form. Remove pie from freezer and spread the whip cream over top. Broil for 1 minute- keep an eye on it because it will burn fast. Return to freezer. Serve frozen. Enjoy!