Leave the cream cheese at room temperature to soften.
Add erythritol to the cream cheese and mix until smooth.
Add eggs one at a time, mixing with a whisk each time.
Add Greek yogurt and vanilla extract, and mix together.
Sift in cornstarch and mix well.
Pour the batter into a pan lined with parchment paper.
Bake in a preheated oven at 190°C for 25-30 minutes.
Let it cool completely, then refrigerate until fully set.