Let the cream cheese soften at room temperature.
Mix the cream cheese with erythritol.
Add eggs one at a time, mixing after each addition.
Add heavy cream and vanilla extract, and mix thoroughly.
Strain the batter once for a smooth texture.
Pour the batter into a pan lined with parchment paper.
Bake at 230°C for 25 minutes in a preheated oven.
Let it cool completely and store in the refrigerator.