1. Combine the base ingredients in a bowl and stir to combine. Press into a lined lamington tray. Refrigerate.
2. For the filling combine the ingredients in the bowl of a food processor and process until smooth pour over the base. Place in the oven for 35-45 minutes, until the top is just starting to firm, you may need to cover the top with aluminium foil to prevent it burning. Turn off the oven and leave the slice inside with the door closed for at least 30 mins – 1 hour. Remove and refrigerate until cooled.
3. Melt the chocolate and mix with coconut oil. Spread over the cheesecake and sprinkle with the roasted peanuts. Refrigerate until set. Slice with a hot knife.