Preheat oven to 325ºF
Line 9x13 pan with nonstick foil.
Food process 28 Oreos until crumbs are made.
Add the butter and stir.
Press this into the pan and bake 10 mins. Cool
Coarsely chop the rest of the Oreos and set aside.
For the filling, beat cream cheese and sugar until fluffy.
Add sour cream, vanilla and salt.
Mix well.
Add one egg at a time, incorporating well.
Stir in the Oreos.
Pour over crust and bake 40 minutes.
Cool, chill in fridge several hours and cut into bars!
Drizzle with melted chocolate and top with a whole oreo!