In small bowl, combine all crust ingredients; mix well. Press firmly in bottom of ungreased 8 or 9-inch springform pan. Refrigerate while preparing filling.
In large bowl, combine condensed milk and margarita mix; beat until smooth. Add strawberries; beat at low speed until well blended. Fold in whipped cream. Pour into crust-lined pan. Freeze at least 3 hours or until firm.
To serve, let stand at room temperature for 30 minutes. Garnish as desired. Store in freezer.