Beat the softened cream cheese until smooth and lump-free.
Add the peanut butter and mix until fully combined and creamy.
This step creates the rich base that gives the pie its signature flavor.
Slowly add powdered sugar while mixing on low speed.
Scrape down the sides of the bowl to keep everything evenly mixed.
The filling should look thick, smooth, and slightly fluffy at this stage.
Gently fold the thawed whipped topping into the peanut butter mixture.
Use a spatula and slow motions to keep the filling light.
This step transforms the mixture into a mousse-like texture.
Spoon the filling into the chocolate cookie crust.
Smooth the top with a spatula for a clean, even finish.
Make sure the filling reaches all edges of the crust.
Drizzle chocolate syrup over the top and sprinkle chocolate chips if using.
Cover loosely and refrigerate for at least 2 hours.
Chilling helps the pie set and makes slicing easier.