01 -
Preheat oven to 325°F (163°C). Line the bottom of a 9-inch springform pan with parchment paper and grease the sides.
02 -
Combine Oreo crumbs and melted salted butter in a small bowl. Press mixture evenly into the base of the prepared springform pan.
03 -
Bake crust for 10 minutes, then remove from oven and set aside to cool.
04 -
Wrap the outside of the pan with aluminum foil to prevent water from entering during baking. Set prepared pan aside.
05 -
Reduce oven temperature to 300°F (148°C).
06 -
Chop Butterfinger candy bars and set aside.
07 -
In a large bowl, beat cream cheese, granulated sugar, and flour on low speed until smooth. Scrape the sides of the bowl as needed.
08 -
Add sour cream, peanut butter, and vanilla extract. Mix on low speed until fully incorporated.
09 -
Add eggs one at a time, mixing slowly after each addition. Scrape sides of the bowl to ensure consistency.
10 -
Gently fold in chopped Butterfingers until evenly distributed.
11 -
Pour cheesecake batter evenly over cooled crust.
12 -
Place springform pan inside a larger pan. Pour warm water into the outer pan until it comes halfway up the sides of the springform pan, ensuring it does not rise above the foil.
13 -
Bake for 1 hour 25 minutes, or until the center is set but still slightly jiggly.
14 -
Turn off oven, leaving the door closed for 30 minutes. Allow cheesecake to continue setting as it begins to cool.
15 -
Crack oven door open for another 30 minutes to help cheesecake cool slowly and reduce the chance of cracking.
16 -
Remove cheesecake from oven and water bath, unwrap the foil, and refrigerate until firm, at least 5–6 hours or overnight.
17 -
Once chilled and set, release springform and transfer cheesecake to a serving plate.
18 -
Place chocolate chips in a heatproof bowl. Heat heavy whipping cream in a separate container until it just begins to boil, then pour over the chocolate chips. Let stand for 2–3 minutes, then whisk until smooth.
19 -
Pour ganache over chilled cheesecake and spread into an even layer.
20 -
In a mixer bowl, combine heavy whipping cream, powdered sugar, peanut butter, and vanilla extract. Whip on high speed until stiff peaks form.
21 -
Transfer whipped cream to a piping bag fitted with a piping tip and pipe decorative shells around the edge of the cheesecake.
22 -
Chop additional Butterfinger candy bars and sprinkle over the top of the cheesecake.
23 -
Keep cheesecake refrigerated and covered until ready to serve. For best results, consume within 3–4 days.