01 -
Line bottom of 9-inch fluted tart pan with parchment circle and spray lightly with nonstick spray.
02 -
Combine chocolate chips and vegetable oil in microwave-safe bowl and heat 45-55 seconds until melted.
03 -
Spread half melted chocolate evenly across bottom and up sides of prepared pan using offset spatula.
04 -
Refrigerate chocolate-coated pan while preparing filling mixture.
05 -
Whisk powdered sugar and graham cracker crumbs together thoroughly in large bowl.
06 -
Heat peanut butter and butter in microwave for 45 seconds until softened.
07 -
Mix warm peanut butter mixture into dry ingredients until completely incorporated.
08 -
Remove chilled pan from refrigerator and spread peanut butter mixture evenly over chocolate layer.
09 -
Pour remaining melted chocolate over peanut butter layer and spread to edges.
10 -
Tap pan gently on counter to settle chocolate and remove air bubbles.
11 -
Refrigerate pie for minimum 4 hours or overnight until completely set.
12 -
Center pan over small bowl and apply gentle pressure to release edges.
13 -
Flip pie upside down carefully to remove bottom and parchment.
14 -
Place serving plate over bottom and flip right side up.
15 -
Slice into wedges and serve chilled.