Objective: Making nutella cheesecake

Which of the following solutions is more sound in terms of naive physics reasoning?

OPTIONS:
- Mix cream cheese, sugar, sour cream, and nutella in a kitchen-stand mixer and pour the mixture into a pre-made pie crust, and bake for 20 minutes at room temperature. Set in fridge to cool for 2 hours then top with powdered chocolate.
- Mix cream cheese, sugar, sour cream, and nutella in a kitchen-stand mixer and pour the mixture into a pre-made pie crust, and bake in the oven for 20 minutes at 280 Fahrenheit. Set in fridge to cool for 2 hours then top with powdered chocolate.
Mix cream cheese, sugar, sour cream, and nutella in a kitchen-stand mixer and pour the mixture into a pre-made pie crust, and bake in the oven for 20 minutes at 280 Fahrenheit. Set in fridge to cool for 2 hours then top with powdered chocolate.