Portuguese Custard Tarts with Puff Pastry

Method

1. Preheat oven to 200°C (390°F).
2. In a bowl, mix butter, sugar, eggs, milk, cream, and vanilla extract until smooth.
3. Roll out the puff pastry and cut into circles to fit a tart tin.
4. Pour the custard mixture into the pastry shells.
5. Bake for 15-20 minutes until the custard is set and golden.
6. Sprinkle with cinnamon before serving.