For the pudding base
01 -
1 box (5.9 oz / 167 g) instant chocolate pudding mix
02 -
2 cups (480 ml) cold whole milk
03 -
1/4 teaspoon fine salt
For the cake topping
04 -
1 box (15.25 oz / 432 g) devil's food cake mix
05 -
3/4 cup (170 g) unsalted butter, melted
06 -
1/2 cup (130 g) creamy peanut butter, warmed until pourable
07 -
1 1/2 cups chopped mini peanut butter cups, divided
08 -
1/2 cup (85 g) semi-sweet chocolate chips
09 -
Flaky salt, optional, for finishing