Instructions :

Preparing the oven: Preheat oven to 175°C (350°F) and grease a deep square baking pan.

Mix the dry ingredients: In a bowl, mix the coconut flour, baking powder, erythritol, and salt. Set aside.

Preparation of the dough: In a separate bowl, whisk together the cream cheese, melted butter, eggs, and vanilla extract. Add the dry ingredients to the wet mixture and mix until well blended. Transfer to the prepared pan.

Preparation of the sauce: Heat the maple syrup, Swerve brown sugar, cream, and butter in a saucepan over medium heat. Simmer for 20 minutes until the sauce is slightly reduced. Gradually stir in the xanthan gum to thicken slightly.

Cooking: Pour the sauce over the cake batter. Bake for about 60 minutes or until the top is golden brown.

Service: Allow to cool slightly before serving.