For the crust: Preheat oven to 350 degrees. Place Oreo crumbs, melted butter, salt and vanilla in a 9-inch pie plate. Gently mix with fork. Press mixture firmly on bottom and sides of pan. Bake for 6 to 8 minutes, until crisp. Cool completely. Drizzle melted dark chocolate over the cooled crust, gently spread with back of spoon.

For the filling: Chop berries; set aside. Add boiling water to gelatin mix; stir 2 minutes until completely dissolved. Add enough ice to cold water to make 1 cup. Add to gelatin; stir until slightly thickened. Remove unmelted ice. Whisk in thawed topping. Stir in berries. Refrigerate 30 minutes, until thick and will mound. Spoon over chocolate drizzled crust. Refrigerate 6 hours or overnight. Top with chocolate dipped strawberries OR 1 cup sliced berries with chocolate sauce drizzled over the top.