Pre heat oven to fan forced 180ºC. Grease and line the base of 22cm spring form tin with baking paper.
Place shortbread into TM bowl and mill 10 sec/speed 8.
Press into the prepared tin and bake for 10-15 minutes until golden. Cool.
Place cream and sugar into TM bowl and cook 5 min/50ºC/speed 1-2.
Add cream cheese and peanut butter and mix 15 sec/speed 5.
Pour onto biscuit base and smooth top with spatula. Set in the fridge until cold before making ganache topping.
To make ganache, place cream into TM bowl and heat 3 min/90ºC/speed 2.
Add butter and chocolate and mix 2 min/speed soft. Blend 5 sec/speed 3.
Pour over pie filling and allow to set completely before serving in (very) small slices!
However...feel free to serve in whopping great big slices if you had a week anything like mine!