Preheat oven to 200°C
Toss plantains with cinnamon and a little coconut oil
Roast for 15 minutes until soft and caramelised
Let cool, then blend with remaining ingredients (except pistachios) until smooth
Pour into Ninja Creami tub and freeze for 24 hours
Spin, scoop, and top with pistachios
Alternative method: Pour mixture into a shallow container and freeze for 2 hours
Remove and blend again or whisk vigorously
Return to freezer for another 2-3 hours until scoopable
