01 -
Line the bottom of a 9-inch springform pan with parchment paper and grease with baking spray. Wrap the outside of the pan in two layers of heavy-duty aluminum foil to prevent leaking.
02 -
Mix the brownie mix with 1 egg and the melted butter until it comes together. If it's too dry, add water one tablespoon at a time. Press the mixture evenly into the bottom of the pan and refrigerate or freeze until firm.
03 -
Heat your oven to 350 degrees.
04 -
Beat the softened cream cheese with sugar and vanilla until smooth. Add the sour cream, peanut butter, and cornstarch, mixing until combined. Add the beaten eggs on low speed and scrape down the bowl. Fold in the chopped Snickers with a spatula.
05 -
Pour the cheesecake filling over the brownie base and smooth the top. Place a small pot of water on the bottom oven rack. Bake for 1 hour and 20 to 30 minutes until the center is set. If the top browns too fast, cover loosely with foil. Turn off the oven, crack the door open, and let the cheesecake cool for 1 hour. Then cool to room temperature and refrigerate for 4 hours.
06 -
Melt the unwrapped caramels with the evaporated milk in a saucepan over low heat, stirring until smooth. Stir in the peanuts. Spread this mixture evenly over the cooled cheesecake and refrigerate to set.
07 -
Melt the chopped chocolate with half a cup of heavy cream over low heat, stirring until smooth. Add the remaining cold cream to thicken it. Pour half the ganache over the caramel layer and refrigerate for 5 to 10 minutes. Reheat the remaining ganache to thin it, then pour over the cake for a smooth finish.
08 -
Top the cheesecake with chopped Snickers pieces before serving. Keep refrigerated until ready to serve.