Creating this delightful Cranberry Custard Pie is easier than you might think. Follow these simple steps:

1. Preheat the Oven: Preheat your oven to 350°F (175°C).
2. Prepare the Pie Crust: Place the pre-made pie crust in a 9-inch pie dish and set aside.
3. Prepare Cranberries: Rinse the cranberries and remove any stems or blemished berries. Pat dry with a paper towel.
4. Make Custard Mixture: In a large mixing bowl, whisk together the eggs, sugar, heavy cream, whole milk, vanilla extract, cornstarch, salt, and ground cinnamon until smooth.
5. Add Cranberries: Gently fold in the cranberries until they are evenly distributed in the custard mixture.
6. Pour Mixture into Crust: Carefully pour the custard and cranberry mixture into the prepared pie crust.
7. Bake: Place the pie in the preheated oven and bake for 45-50 minutes, or until the custard is set and lightly golden on top.
8. Cool: Remove the pie from the oven and allow it to cool on a wire rack for about 1 hour.
9. Refrigerate: For best results, refrigerate the pie for at least 1 hour before serving.

These steps will guide you in creating an incredible Cranberry Custard Pie that is sure to impress!