Peanut butter and chocolate fans will enjoy devouring this peanut butter cup cheesecake! Made with a roasted-peanut-Oreo crust, a smooth peanut butter cream cheese filling, and a silky chocolate topping, it's simply irresistible.
Preheat oven to 350°F (175°C). Lightly grease a 10-inch springform pan.
Place the cookies and peanuts in the bowl of a food processor. Pulse until combined. Add the melted butter and pulse until combined.
Press the crust firmly onto the bottom and up the prepared pan.
To make the filling:
Using an electric mixer on medium speed, beat the cream cheese until smooth. Add the eggs, one at a time, mixing well after each addition.
Add the sugar, peanut butter, cream, and vanilla. Mix until smooth. Stir in the peanut butter cups.
Pour the filling into the prepared crust.
Bake for 15 minutes.
Decrease the oven temperature to 200°F (95°C). Bake for 2 hours.
Turn off oven. Remove the cheesecake from oven and gently run a knife around the edges of the cheesecake. Place the cheesecake back in the oven for 2 hours.
Cover and refrigerate overnight.
To make the topping:
Place the chocolate chips and sour cream in a small saucepan. Cook over low heat, stirring constantly, until smooth.
Spread over the top of the cheesecake. Return the cheesecake to refrigerator for 30 minutes, or until the topping is set.
To refrigerate. Wrap your peanut butter cup cheesecake tightly in plastic wrap or aluminum foil, or transfer leftovers to an airtight container. Store the wrapped cheesecake in the refrigerator for up to 5 days.
To freeze. If you want to freeze this peanut butter cup cheesecake, wrap it tightly in plastic wrap or aluminum foil and then place it in a freezer-safe bag or storage container. Freeze for up to 3 months; when you're ready to eat the cheesecake, thaw it overnight in the fridge.